SEC Info℠  
    Home      Search      My Interests      Help      Sign In      Please Sign In

CarParts.com, Inc. – ‘10-K’ for 12/28/19 – ‘EX-101.CAL’

On:  Monday, 3/9/20, at 9:31pm ET   ·   As of:  3/10/20   ·   For:  12/28/19   ·   Accession #:  1558370-20-2264   ·   File #:  1-33264

Previous ‘10-K’:  ‘10-K’ on 3/13/19 for 12/29/18   ·   Next:  ‘10-K’ on 3/16/21 for 1/2/21   ·   Latest:  ‘10-K’ on 3/8/24 for 12/30/23   ·   11 References:   

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/10/20  CarParts.com, Inc.                10-K       12/28/19   78:10M                                    Toppan Merrill Bridge/FA

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.10M 
 2: EX-4.2      Instrument Defining the Rights of Security Holders  HTML     41K 
 4: EX-10.20    Material Contract                                   HTML     95K 
 3: EX-10.9     Material Contract                                   HTML     84K 
 5: EX-21.1     Subsidiaries List                                   HTML     29K 
 6: EX-23.1     Consent of Experts or Counsel                       HTML     25K 
 7: EX-31.1     Certification -- §302 - SOA'02                      HTML     30K 
 8: EX-31.2     Certification -- §302 - SOA'02                      HTML     30K 
 9: EX-32.1     Certification -- §906 - SOA'02                      HTML     26K 
10: EX-32.2     Certification -- §906 - SOA'02                      HTML     26K 
31: R1          Document and Entity Information                     HTML     60K 
51: R2          Consolidated Balance Sheets                         HTML    127K 
74: R3          Consolidated Balance Sheets (Parenthetical)         HTML     53K 
37: R4          Consolidated Statements of Operations and           HTML     98K 
                Comprehensive Operations (Unaudited)                             
29: R5          Consolidated Statements of Stockholders? Equity     HTML    100K 
50: R6          Consolidated Statements of Cash Flows               HTML    140K 
73: R7          Summary of Significant Accounting Policies and      HTML    147K 
                Nature of Operations                                             
40: R8          Fair Value Measurements                             HTML     34K 
26: R9          Property and Equipment, Net                         HTML     80K 
39: R10         Borrowings                                          HTML     39K 
27: R11         Stockholders' Equity and Share-Based Compensation   HTML    201K 
52: R12         Net Income (Loss) Per Share                         HTML     72K 
71: R13         Income Taxes                                        HTML    162K 
41: R14         Commitments and Contingencies                       HTML    127K 
28: R15         Employee Retirement Plan and Deferred Compensation  HTML     30K 
                Plan                                                             
53: R16         Quarterly Information (Unaudited)                   HTML    148K 
72: R17         Product Information                                 HTML     51K 
38: R18         Summary of Significant Accounting Policies and      HTML    217K 
                Nature of Operations (Policies)                                  
30: R19         Summary of Significant Accounting Policies and      HTML     90K 
                Nature of Operations (Tables)                                    
57: R20         Property and Equipment, Net (Tables)                HTML     76K 
64: R21         Stockholders' Equity and Share-Based Compensation   HTML    184K 
                (Tables)                                                         
42: R22         Net (Loss) Income Per Share (Tables)                HTML     75K 
17: R23         Income Taxes (Tables)                               HTML    167K 
58: R24         Commitments and Contingencies (Tables)              HTML    156K 
65: R25         Quarterly Information (Unaudited) (Tables)          HTML    147K 
43: R26         Product Information (Tables)                        HTML     52K 
18: R27         Summary of Significant Accounting Policies and      HTML    119K 
                Nature of Operations - Additional Information                    
                (Details)                                                        
59: R28         Summary of Significant Accounting Policies and      HTML     36K 
                Nature of Operations - Allowance for Sales Returns               
                and Allowance for Doubtful Accounts (Details)                    
63: R29         Summary of Significant Accounting Policies and      HTML     33K 
                Nature of Operations - Aggregate Warranty                        
                Liabilities (Details)                                            
77: R30         Fair Value Measurements - Financial Assets Valued   HTML     29K 
                on Recurring Basis (Details)                                     
56: R31         Fair Value Measurements - Additional Information    HTML     29K 
                (Details)                                                        
25: R32         Property and Equipment, Net - Additional            HTML     74K 
                Information (Details)                                            
36: R33         Property and Equipment, Net - Summary of Property   HTML     51K 
                and Equipment (Details)                                          
76: R34         Property and Equipment, Net - Summary of Estimated  HTML     46K 
                Useful Lives of Property and Equipment (Details)                 
55: R35         Borrowings - Additional Information (Details)       HTML     85K 
24: R36         Stockholders' Equity and Share-Based Compensation   HTML     38K 
                - Treasury Stock (Details)                                       
35: R37         Stockholders' Equity and Share-Based Compensation   HTML     76K 
                - Series A Convertible Preferred Stock (Details)                 
78: R38         Stockholders' Equity and Share-Based Compensation   HTML     64K 
                - Share-Based Compensation Plan Information                      
                (Details)                                                        
54: R39         Stockholders' Equity and Share-Based Compensation   HTML     86K 
                - Summary of Stock Option Activity for SB Comp                   
                Plan (Details)                                                   
67: R40         Stockholders' Equity and Share-Based Compensation   HTML     55K 
                - Restricted Stock Units (Details)                               
62: R41         Stockholders' Equity and Share-Based Compensation   HTML     39K 
                - Summary of Assumptions Used for Fair Value of                  
                Option Grant (Details)                                           
20: R42         Stockholders' Equity and Share-Based Compensation   HTML     37K 
                - Summary of Share-based Compensation from Options               
                and RSUs (Details)                                               
46: R43         Stockholders' Equity and Share-Based Compensation   HTML     29K 
                - Additional Information (Details)                               
66: R44         Net Loss Per Share - Computation of Basic and       HTML     45K 
                Diluted Net Loss Per Share (Detail)                              
61: R45         Net Loss Per Share - Anti-Dilutive Securities       HTML     38K 
                Excluded from Calculation of Diluted Earnings Per                
                Share (Detail)                                                   
19: R46         Income Taxes - Components of Income (Loss) From     HTML     35K 
                Continuing Operations (Details)                                  
45: R47         Income Taxes - Summary of Income Tax (Benefit)      HTML     50K 
                Provision (Details)                                              
68: R48         Income Taxes - Summary of Differences Between       HTML     50K 
                Income Tax Provision (Benefit) and Applied Federal               
                Statutory Rate (Details)                                         
60: R49         Income Taxes - Summary of Deferred Tax Assets and   HTML     68K 
                Deferred Tax Liabilities (Details)                               
47: R50         Income Taxes - Summary of State NOL Carryforwards   HTML     39K 
                Expiration Year (Details)                                        
69: R51         Income Taxes - Additional Information (Details)     HTML     53K 
32: R52         Commitments and Contingencies - Additional          HTML     79K 
                Information (Details)                                            
22: R53         Commitments and Contingencies - Financing           HTML     51K 
                Arrangement (Details)                                            
48: R54         Commitments and Contingencies - Summary of Future   HTML     56K 
                Minimum Lease Payments Under Non-Cancellable                     
                Operating Leases (Details)                                       
70: R55         Commitments and Contingencies - Lease commitments   HTML     92K 
                (Details)                                                        
34: R56         Employee Retirement Plan and Deferred Compensation  HTML     55K 
                Plan - Additional Information (Details)                          
23: R57         Quarterly Information (Unaudited) - Consolidated    HTML     70K 
                Statement of Income Data (Details)                               
49: R58         Product Information - Summary of Segment            HTML     44K 
                Percentages (Details)                                            
21: R9999       Uncategorized Items - prts-20191228.xml             HTML     27K 
33: XML         IDEA XML File -- Filing Summary                      XML    135K 
44: EXCEL       IDEA Workbook of Financial Reports                  XLSX     95K 
11: EX-101.INS  XBRL Instance -- prts-20191228                       XML   2.54M 
13: EX-101.CAL  XBRL Calculations -- prts-20191228_cal               XML    233K 
14: EX-101.DEF  XBRL Definitions -- prts-20191228_def                XML    588K 
15: EX-101.LAB  XBRL Labels -- prts-20191228_lab                     XML   1.69M 
16: EX-101.PRE  XBRL Presentations -- prts-20191228_pre              XML   1.11M 
12: EX-101.SCH  XBRL Schema -- prts-20191228                         XSD    183K 
75: ZIP         XBRL Zipped Folder -- 0001558370-20-002264-xbrl      Zip    202K

‘EX-101.CAL’   —   XBRL Calculations — prts-20191228_cal

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL document created with Toppan Merrill Bridge 9.5.2.4 -->
<!-- Based on XBRL 2.1 -->
<!-- Created on: 3/9/2020 9:24:25 PM -->
<!-- Modified on: 3/9/2020 9:24:25 PM -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink">
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#StatementConsolidatedBalanceSheets" roleURI="http://www.usautoparts.net/role/StatementConsolidatedBalanceSheets" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#StatementConsolidatedStatementsOfOperationsAndComprehensiveOperationsUnaudited" roleURI="http://www.usautoparts.net/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveOperationsUnaudited" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#StatementConsolidatedStatementsOfCashFlows" roleURI="http://www.usautoparts.net/role/StatementConsolidatedStatementsOfCashFlows" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentDetails" roleURI="http://www.usautoparts.net/role/DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureNetLossPerShareComputationOfBasicAndDilutedNetLossPerShareDetail" roleURI="http://www.usautoparts.net/role/DisclosureNetLossPerShareComputationOfBasicAndDilutedNetLossPerShareDetail" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc2" roleURI="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc2" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc3" roleURI="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc3" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxesComponentsOfIncomeLossFromContinuingOperationsDetails" roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxesComponentsOfIncomeLossFromContinuingOperationsDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxesSummaryOfIncomeTaxBenefitProvisionDetails" roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfIncomeTaxBenefitProvisionDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxesSummaryOfDifferencesBetweenIncomeTaxProvisionBenefitAndAppliedFederalStatutoryRateDetails" roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfDifferencesBetweenIncomeTaxProvisionBenefitAndAppliedFederalStatutoryRateDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxesSummaryOfDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails" roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumLeasePaymentsUnderNonCancellableOperatingLeasesDetails" roleURI="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumLeasePaymentsUnderNonCancellableOperatingLeasesDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<roleRef xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureCommitmentsAndContingenciesLeaseCommitmentsDetails" roleURI="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesLeaseCommitmentsDetails" xmlns="http://www.xbrl.org/2003/linkbase"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureBorrowings" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureBorrowings"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureBorrowingsAdditionalInformationDetails" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureBorrowingsAdditionalInformationDetails"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingencies" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureCommitmentsAndContingencies"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/StatementConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="prts-20191228.xsd#StatementConsolidatedBalanceSheetsParenthetical"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DocumentDocumentAndEntityInformation" xlink:type="simple" xlink:href="prts-20191228.xsd#DocumentDocumentAndEntityInformation"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxes" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxes"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureIncomeTaxesAdditionalInformationDetails" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureIncomeTaxesAdditionalInformationDetails"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureNetLossIncomePerShareTables" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureNetLossIncomePerShareTables"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureProductInformation" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureProductInformation"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureProductInformationTables" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureProductInformationTables"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureStockholdersEquityAndShareBasedCompensation" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureStockholdersEquityAndShareBasedCompensation"/>
<link:roleRef roleURI="http://www.usautoparts.net/role/DisclosureStockholdersEquityAndShareBasedCompensationTables" xlink:type="simple" xlink:href="prts-20191228.xsd#DisclosureStockholdersEquityAndShareBasedCompensationTables"/>
<calculationLink xlink:role="http://www.usautoparts.net/role/StatementConsolidatedBalanceSheets" xlink:type="extended" xlink:title="00100 - Statement - CONSOLIDATED BALANCE SHEETS" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent_637193858630405329"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_AssetsCurrent_637193858630405329" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_637193858630405329"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_637193858630405329" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_637193858630405329" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent_637193858630405329"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_637193858630405329" xlink:to="us-gaap_AccountsReceivableNetCurrent_637193858630405329" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_637193858630405329"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_637193858630405329" xlink:to="us-gaap_InventoryNet_637193858630405329" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="us-gaap_OtherAssetsCurrent_637193858630405329"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_637193858630405329" xlink:to="us-gaap_OtherAssetsCurrent_637193858630405329" order="4" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_637193858630410339"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_DeferredIncomeTaxAssetsNet_637193858630410339" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637193858630410339"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_637193858630410339" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_637193858630415374"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_637193858630415374" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="us-gaap_FinanceLeaseRightOfUseAsset_637193858630420365"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_FinanceLeaseRightOfUseAsset_637193858630420365" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="us-gaap_OtherAssetsNoncurrent_637193858630420365"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_OtherAssetsNoncurrent_637193858630420365" order="6" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_637013828623335413"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities_637193858630425375"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity_637013828623335413" xlink:to="us-gaap_Liabilities_637193858630425375" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent_637193858630425375"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_LiabilitiesCurrent_637193858630425375" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent_637193858630425375"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_AccountsPayableCurrent_637193858630425375" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="us-gaap_AccruedLiabilitiesCurrent_637193858630430386"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_AccruedLiabilitiesCurrent_637193858630430386" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent" xlink:label="us-gaap_CapitalLeaseObligationsCurrent_637193858630430386"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_CapitalLeaseObligationsCurrent_637193858630430386" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_637193858630430386"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_ContractWithCustomerLiabilityCurrent_637193858630430386" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NotesPayableCurrent" xlink:label="us-gaap_NotesPayableCurrent_637193858630435396"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_NotesPayableCurrent_637193858630435396" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_637193858630435396"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_637193858630435396" order="6" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_637193858630435396"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_FinanceLeaseLiabilityCurrent_637193858630435396" order="7" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="us-gaap_OtherLiabilitiesCurrent_637193858630440402"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_637193858630425375" xlink:to="us-gaap_OtherLiabilitiesCurrent_637193858630440402" order="8" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="us-gaap_CapitalLeaseObligationsNoncurrent_637193858630440402"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_CapitalLeaseObligationsNoncurrent_637193858630440402" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermNotesPayable" xlink:label="us-gaap_LongTermNotesPayable_637193858630440402"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_LongTermNotesPayable_637193858630440402" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_637193858630440402"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_637193858630440402" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_637193858630445412"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_FinanceLeaseLiabilityNoncurrent_637193858630445412" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_637193858630445412"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_Liabilities_637193858630425375" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_637193858630445412" order="6" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies_637193858630445412"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity_637013828623335413" xlink:to="us-gaap_CommitmentsAndContingencies_637193858630445412" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_637193858630445412"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity_637013828623335413" xlink:to="us-gaap_StockholdersEquity_637193858630445412" order="3" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockValueOutstanding" xlink:label="us-gaap_PreferredStockValueOutstanding_637193858630445412"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_PreferredStockValueOutstanding_637193858630445412" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue_637193858630450427"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_CommonStockValue_637193858630450427" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_637193858630450427"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_AdditionalPaidInCapitalCommonStock_637193858630450427" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637193858630455433"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_637193858630455433" order="4" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_637193858630455433"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_637193858630455433" order="5" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="us-gaap_TreasuryStockValue_637193858630455433"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_637193858630445412" xlink:to="us-gaap_TreasuryStockValue_637193858630455433" order="6" use="optional" weight="-1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveOperationsUnaudited" xlink:type="extended" xlink:title="00200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE OPERATIONS (Unaudited)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="ComprehensiveIncomeNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="us-gaap_IncomeLossFromContinuingOperations_637193858630460492"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_IncomeLossFromContinuingOperations_637193858630460492" order="1" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637193858630460492"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperations_637193858630460492" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637193858630460492" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_637193858630460492"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637193858630460492" xlink:to="us-gaap_OperatingIncomeLoss_637193858630460492" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit_637193858630460492"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_637193858630460492" xlink:to="us-gaap_GrossProfit_637193858630460492" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_637193858630460492"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_637193858630460492" xlink:to="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_637193858630460492" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="us-gaap_CostOfGoodsAndServicesSold_637193858630465463"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_637193858630460492" xlink:to="us-gaap_CostOfGoodsAndServicesSold_637193858630465463" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_637193858630460492" xlink:to="us-gaap_OperatingExpenses_637193858630470469" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketingExpense" xlink:label="us-gaap_MarketingExpense_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_637193858630470469" xlink:to="us-gaap_MarketingExpense_637193858630470469" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_637193858630470469" xlink:to="us-gaap_GeneralAndAdministrativeExpense_637193858630470469" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_FulfillmentCost" xlink:label="prts_FulfillmentCost_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_637193858630470469" xlink:to="prts_FulfillmentCost_637193858630470469" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_TechnologyExpense" xlink:label="prts_TechnologyExpense_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_637193858630470469" xlink:to="prts_TechnologyExpense_637193858630470469" order="4" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets_637193858630470469"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_637193858630470469" xlink:to="us-gaap_AmortizationOfIntangibleAssets_637193858630470469" order="5" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="us-gaap_NonoperatingIncomeExpense_637193858630475475"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637193858630460492" xlink:to="us-gaap_NonoperatingIncomeExpense_637193858630475475" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_637193858630475475"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NonoperatingIncomeExpense_637193858630475475" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_637193858630475475" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense_637193858630475475"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NonoperatingIncomeExpense_637193858630475475" xlink:to="us-gaap_InterestExpense_637193858630475475" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637193858630480490"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperations_637193858630460492" xlink:to="us-gaap_IncomeTaxExpenseBenefit_637193858630480490" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637193858630480490"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637193858630480490" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_637193858630485520"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637193858630480490" xlink:to="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_637193858630485520" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent" xlink:label="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_637193858630485520"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_637193858630480490" xlink:to="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent_637193858630485520" order="2" use="optional" weight="-1" priority="2"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/StatementConsolidatedStatementsOfCashFlows" xlink:type="extended" xlink:title="00400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" order="1" use="optional" weight="1" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss_637193858630490530"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_NetIncomeLoss_637193858630490530" order="1" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation_637193858630490530"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_Depreciation_637193858630490530" order="2" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_AmortizationOfIntangibleAssetsIncludingDiscontinuedOperations" xlink:label="prts_AmortizationOfIntangibleAssetsIncludingDiscontinuedOperations_637193858630490530"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="prts_AmortizationOfIntangibleAssetsIncludingDiscontinuedOperations_637193858630490530" order="3" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_637193858630490530"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_637193858630490530" order="4" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_ShareBasedCompensation_637193858630502218" order="5" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:label="us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims_637193858630502218" order="6" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="us-gaap_AmortizationOfFinancingCosts_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_AmortizationOfFinancingCosts_637193858630502218" order="7" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="us-gaap_GainLossOnDispositionOfAssets_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_GainLossOnDispositionOfAssets_637193858630502218" order="8" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_637193858630502218" order="9" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories_637193858630502218"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInInventories_637193858630502218" order="10" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentAssets_637193858630512214"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInOtherCurrentAssets_637193858630512214" order="11" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_637193858630512214"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_637193858630512214" order="12" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_637193858630512214"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_637193858630512214" order="13" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_637193858630512214"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_637193858630512214" order="14" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_IncreaseDecreaseInCurrentOperatingLeaseLiability" xlink:label="prts_IncreaseDecreaseInCurrentOperatingLeaseLiability_637193858630512214"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="prts_IncreaseDecreaseInCurrentOperatingLeaseLiability_637193858630512214" order="15" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_IncreaseDecreaseInNoncurrentOperatingLeaseLiability" xlink:label="prts_IncreaseDecreaseInNoncurrentOperatingLeaseLiability_637193858630522221"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="prts_IncreaseDecreaseInNoncurrentOperatingLeaseLiability_637193858630522221" order="16" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_637193858630522221"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_637193858630490530" xlink:to="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_637193858630522221" order="17" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_637193858630632610"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_637193858630632610" order="2" use="optional" weight="1" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_637193858630632610"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities_637193858630632610" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_637193858630632610" order="1" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_637193858630632610"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities_637193858630632610" xlink:to="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_637193858630632610" order="2" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" order="3" use="optional" weight="1" priority="3"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="us-gaap_ProceedsFromLinesOfCredit_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_ProceedsFromLinesOfCredit_637193858630642684" order="1" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit" xlink:label="us-gaap_RepaymentsOfLinesOfCredit_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_RepaymentsOfLinesOfCredit_637193858630642684" order="2" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="us-gaap_ProceedsFromNotesPayable_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_ProceedsFromNotesPayable_637193858630642684" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfNotesPayable" xlink:label="us-gaap_RepaymentsOfNotesPayable_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_RepaymentsOfNotesPayable_637193858630642684" order="4" use="optional" weight="-1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:label="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_637193858630642684" order="5" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_637193858630642684" order="6" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_637193858630642684" order="7" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_637193858630642684"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_637193858630642684" order="8" use="optional" weight="1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:label="us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_637193858630642684" xlink:to="us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_637193858630652511" order="9" use="optional" weight="-1" priority="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_637193858630652511" order="4" use="optional" weight="1" priority="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentDetails" xlink:type="extended" xlink:title="40302 - Disclosure - Property and Equipment, Net - Summary of Property and Equipment (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_637013828626764526"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_PropertyPlantAndEquipmentNet_637013828626764526" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_637193858630652511" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_PropertyPlantAndEquipmentNet_637013828626764526" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_637193858630652511" order="2" use="optional" weight="-1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureNetLossPerShareComputationOfBasicAndDilutedNetLossPerShareDetail" xlink:type="extended" xlink:title="40601 - Disclosure - Net Loss Per Share - Computation of Basic and Diluted Net Loss Per Share (Detail)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_637013828627596749"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="us-gaap_IncomeLossFromContinuingOperations_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_637013828627596749" xlink:to="us-gaap_IncomeLossFromContinuingOperations_637193858630652511" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact" xlink:label="us-gaap_PreferredStockDividendsIncomeStatementImpact_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_637013828627596749" xlink:to="us-gaap_PreferredStockDividendsIncomeStatementImpact_637193858630652511" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_637013828627601762"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_637193858630652511"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_637013828627601762" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_637193858630652511" order="1" use="optional" weight="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc2" xlink:type="extended" xlink:title="40603 - Disclosure - Commitments and Contingencies - Capital lease commitments Calc 2" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="us-gaap_FinanceLeaseLiability_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiability_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueTotal" xlink:label="prts_LeaseLiabilityPaymentsDueTotal"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityUndiscountedExcessAmount" xlink:label="prts_LeaseLiabilityUndiscountedExcessAmount_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityUndiscountedExcessAmount_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiability" xlink:label="prts_LeaseLiability_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiability_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_OperatingLeaseLiability_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesCapitalLeaseCommitmentsCalc3" xlink:type="extended" xlink:title="40603 - Disclosure - Commitments and Contingencies - Capital lease commitments Calc 3" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="us-gaap_FinanceLeaseLiability"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiability" xlink:to="us-gaap_FinanceLeaseLiabilityCurrent_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiability" xlink:to="us-gaap_FinanceLeaseLiabilityNoncurrent_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiability" xlink:label="prts_LeaseLiability"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityCurrent" xlink:label="prts_LeaseLiabilityCurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiability" xlink:to="prts_LeaseLiabilityCurrent_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityNoncurrent" xlink:label="prts_LeaseLiabilityNoncurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiability" xlink:to="prts_LeaseLiabilityNoncurrent_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_637193858630662512" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_637193858630662512"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_637193858630662512" order="2" use="optional" weight="1" priority="2"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureIncomeTaxesComponentsOfIncomeLossFromContinuingOperationsDetails" xlink:type="extended" xlink:title="40701 - Disclosure - Income Taxes - Components of Income (Loss) From Continuing Operations (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637013828627681971"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637013828627681971" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_637193858630672548" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_637013828627681971" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_637193858630672548" order="2" use="optional" weight="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfIncomeTaxBenefitProvisionDetails" xlink:type="extended" xlink:title="40702 - Disclosure - Income Taxes - Summary of Income Tax (Benefit) Provision (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637013828627712047"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredOtherTaxExpenseBenefit" xlink:label="us-gaap_DeferredOtherTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627712047" xlink:to="us-gaap_DeferredOtherTaxExpenseBenefit_637193858630672548" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredOtherTaxExpenseBenefit_637193858630672548" xlink:to="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_637193858630672548" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredOtherTaxExpenseBenefit_637193858630672548" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_637193858630672548" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627712047" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_637193858630672548" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefit_637193858630672548" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_637193858630672548" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="us-gaap_CurrentForeignTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefit_637193858630672548" xlink:to="us-gaap_CurrentForeignTaxExpenseBenefit_637193858630672548" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_ValuationAllowanceTaxExpenseBenefit" xlink:label="prts_ValuationAllowanceTaxExpenseBenefit_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627712047" xlink:to="prts_ValuationAllowanceTaxExpenseBenefit_637193858630672548" order="3" use="optional" weight="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfDifferencesBetweenIncomeTaxProvisionBenefitAndAppliedFederalStatutoryRateDetails" xlink:type="extended" xlink:title="40703 - Disclosure - Income Taxes - Summary of Differences Between Income Tax Provision (Benefit) and Applied Federal Statutory Rate (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_637013828627752154"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_637193858630672548" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_637193858630672548" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_637193858630672548" order="3" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_637193858630672548" order="4" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_637193858630672548"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_637193858630672548" order="5" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_637193858630682888"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_637193858630682888" order="6" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_637193858630682888"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit_637013828627752154" xlink:to="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_637193858630682888" order="7" use="optional" weight="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureIncomeTaxesSummaryOfDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails" xlink:type="extended" xlink:title="40704 - Disclosure - Income Taxes - Summary of Deferred Tax Assets and Deferred Tax Liabilities (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_637013828627942662"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet_637193858630682888"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet_637013828627942662" xlink:to="us-gaap_DeferredTaxAssetsNet_637193858630682888" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet_637193858630682888" xlink:to="us-gaap_DeferredTaxAssetsGross_637193858630692585" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsInventory" xlink:label="us-gaap_DeferredTaxAssetsInventory_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsInventory_637193858630692585" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_637193858630692585" order="2" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:label="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_637193858630692585" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_637193858630692585" order="4" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_637193858630692585" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences_637193858630692585"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences_637193858630692585" order="6" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_DeferredTaxAssetsBookValueOverTaxAmortization" xlink:label="prts_DeferredTaxAssetsBookValueOverTaxAmortization_637193858630702615"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="prts_DeferredTaxAssetsBookValueOverTaxAmortization_637193858630702615" order="7" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther_637193858630702615"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_637193858630692585" xlink:to="us-gaap_DeferredTaxAssetsOther_637193858630702615" order="8" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_637193858630702615"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet_637193858630682888" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_637193858630702615" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_637193858630702615"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet_637013828627942662" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_637193858630702615" order="2" use="optional" weight="-1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_637193858630702615"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredIncomeTaxLiabilities_637193858630702615" xlink:to="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_637193858630702615" order="1" use="optional" weight="1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_637193858630712641"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_DeferredIncomeTaxLiabilities_637193858630702615" xlink:to="us-gaap_DeferredTaxLiabilitiesPrepaidExpenses_637193858630712641" order="2" use="optional" weight="1"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumLeasePaymentsUnderNonCancellableOperatingLeasesDetails" xlink:type="extended" xlink:title="40803 - Disclosure - Commitments and Contingencies - Summary of Future Minimum Lease Payments Under Non-Cancellable Operating Leases (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="us-gaap_LeaseCost"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_FinanceLeaseCost" xlink:label="prts_FinanceLeaseCost_637193858630712641"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LeaseCost" xlink:to="prts_FinanceLeaseCost_637193858630712641" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="us-gaap_FinanceLeaseInterestExpense_637193858630712641"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_FinanceLeaseCost_637193858630712641" xlink:to="us-gaap_FinanceLeaseInterestExpense_637193858630712641" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_FinanceLeaseCost_637193858630712641" xlink:to="us-gaap_FinanceLeaseRightOfUseAssetAmortization_637193858630722647" order="2" use="optional" weight="1" priority="2"/>
</calculationLink>
<calculationLink xlink:role="http://www.usautoparts.net/role/DisclosureCommitmentsAndContingenciesLeaseCommitmentsDetails" xlink:type="extended" xlink:title="40804 - Disclosure - Commitments and Contingencies - Lease commitments (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_637193858630722647" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_637193858630722647" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_637193858630722647" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_637193858630722647" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_637193858630722647" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630722647"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:to="us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630722647" order="6" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueTotal" xlink:label="prts_LeaseLiabilityPaymentsDueTotal"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueAfterYearFive" xlink:label="prts_LeaseLiabilityPaymentsDueAfterYearFive_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsDueAfterYearFive_637193858630732702" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueYearFive" xlink:label="prts_LeaseLiabilityPaymentsDueYearFive_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsDueYearFive_637193858630732702" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueYearFour" xlink:label="prts_LeaseLiabilityPaymentsDueYearFour_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsDueYearFour_637193858630732702" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueYearThree" xlink:label="prts_LeaseLiabilityPaymentsDueYearThree_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsDueYearThree_637193858630732702" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsDueYearTwo" xlink:label="prts_LeaseLiabilityPaymentsDueYearTwo_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsDueYearTwo_637193858630732702" order="5" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="prts-20191228.xsd#prts_LeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="prts_LeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630732702"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="prts_LeaseLiabilityPaymentsDueTotal" xlink:to="prts_LeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630732702" order="6" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_637193858630742708"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_637193858630742708" order="1" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_637193858630752715"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_637193858630752715" order="2" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_637193858630752715"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_637193858630752715" order="3" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_637193858630752715"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_637193858630752715" order="4" use="optional" weight="1" priority="2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630752715"/>
<calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_637193858630752715" order="5" use="optional" weight="1" priority="2"/>
</calculationLink>
</link:linkbase>

11 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/08/23  CarParts.com, Inc.                10-K       12/31/22   70:8.5M
 1/30/23  CarParts.com, Inc.                S-8         1/30/23    5:82K                                    Broadridge Fin’l So… Inc
 3/02/22  CarParts.com, Inc.                10-K        1/01/22   69:9.2M
12/21/21  CarParts.com, Inc.                424B5                  1:609K                                   Broadridge Fin’l So… Inc
11/22/21  CarParts.com, Inc.                S-8        11/22/21    4:121K                                   Broadridge Fin’l So… Inc
 6/30/21  CarParts.com, Inc.                S-8         6/30/21    3:73K                                    Broadridge Fin’l So… Inc
 3/18/21  CarParts.com, Inc.                S-8         3/18/21    3:72K                                    Broadridge Fin’l So… Inc
 3/16/21  CarParts.com, Inc.                10-K        1/02/21   68:8.2M                                   Toppan Merrill Bridge/FA
 8/17/20  CarParts.com, Inc.                424B5                  1:995K                                   Broadridge Fin’l So… Inc
 8/11/20  CarParts.com, Inc.                424B5                  1:1M                                     Broadridge Fin’l So… Inc
 8/05/20  CarParts.com, Inc.                S-3                    5:1.1M                                   Broadridge Fin’l So… Inc
↑Top
Filing Submission 0001558370-20-002264   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Sun., Apr. 28, 7:39:00.1am ET