Document:

<PAGE>

                                                                    EXHIBIT 10.3

                                                                  EXECUTION COPY

                              AMENDMENT AND WAIVER

            AMENDMENT AND WAIVER, dated as of August 2, 2000 (this "Amendment"),
to the Amended and Restated Credit Agreement, dated as of March 6, 1998 (as
amended, supplemented or otherwise modified from time to time, the "Agreement"),
among AFTERMARKET TECHNOLOGY CORP., a Delaware corporation (the "Borrower"), the
several banks and other financial institutions from time to time parties thereto
(the "Lenders") and THE CHASE MANHATTAN BANK, a New York banking corporation, as
agent (in such capacity, the "Agent").

                                   W I T N E S S E T H:
                                   - - - - - - - - - -

            WHEREAS, the Borrower, the Lenders and the Agent are parties to the
Agreement; and

            WHEREAS, the Borrower has requested that the Lenders agree to amend
or waive certain negative covenants and other provisions contained in the
Agreement, and the Lenders and the Agent are agreeable to such request upon the
terms and subject to the conditions set forth herein.

            NOW, THEREFORE, in consideration of the premises and mutual
agreements contained herein, and for other valuable consideration the receipt of
which is hereby acknowledged, the Borrower, the Lenders and the Agent hereby
agree as follows:

            1. Definitions. All terms defined in the Agreement shall have such
defined meanings when used herein unless otherwise defined herein.

            2. Amendment of Subsection 1.1. (a) The definition of "Consolidated
EBITDA" in subsection 1.1 of the Agreement is hereby amended by (i) deleting the
word "and" appearing at the end of clause (f) thereof and substituting therefor
a comma, (ii) replacing the period at the end of clause (g) thereof with the
phrase ", and" and (iii) adding at the end of such definition the following:

            "(h) for any calculation of Consolidated EBITDA for the purpose of
            determining compliance with subsections 8.1(a) or 8.1(b), and for
            the purpose of determining the Applicable Margin, in each case for
            any test period that includes the fiscal quarter ended June 30,
            2000, the estimated loss on disposal of discontinued operations of
            up to $115,000,000 reflected in the financial statement of the
            fiscal quarter ended June 30, 2000; provided that for the purpose of
            determining compliance with subsections 8.1(a) or 8.1(b), and for
            the purpose of determining the Applicable Margin, (i) Consolidated
            EBITDA for any test period that includes the fiscal quarter ending
            September 30, 2000 shall be determined on a pro forma basis as if
            the Distribution Group had been sold at the beginning of the period,
            and (ii) the EBITDA loss excluded on such pro forma basis as
            attributable to the Distribution Group shall not exceed what was set
            forth in the estimated

<PAGE>

            compliance calculations provided to the Lenders on July 28, 2000;
            provided, further, that the foregoing pro forma adjustments shall
            not be made if the Distribution Group has not been sold, and the
            Loans prepaid with the net proceeds thereof, prior to October 31,
            2000."

            (b) The definition of "Consolidated Interest Expense" in subsection
1.1 of the Agreement is hereby amended by adding at the end thereof, immediately
before the period, the following proviso:

            "provided that for the purposes of determining compliance with
            subsection 8.1(b) for any test period that includes the fiscal
            quarter ending September 30, 2000, the Consolidated Interest Expense
            of the Borrower shall be determined on a pro forma basis as if the
            Distribution Group had been sold at the beginning of the period and
            as if the net proceeds thereof had been applied to prepay Loans,
            provided, further, that the foregoing pro forma adjustment shall not
            be made if the Distribution Group has not been sold, and the Loans
            prepaid with the net proceeds, prior to October 31, 2000."

            (c) The definition of "Consolidated Net Worth" in subsection 1.1 of
the Agreement is hereby amended by adding at the end of such definition,
immediately before the period, the following proviso:

            "provided that for the purpose of determining compliance with
            subsection 8.1(c) there shall be excluded from the calculation of
            Consolidated Net Worth on any date the effect of the estimated loss
            on disposal of discontinued operations of up to $115,000,000
            reflected in the financial statement of the fiscal quarter ended
            June 30, 2000"

            (d) The definition of "Leverage Ratio" in subsection 1.1 of the
Agreement is hereby amended by adding at the end of such definition, immediately
before the period, the following new proviso:

            "and provided, further, that solely for the purpose of calculating
            the Leverage Ratio to determine compliance under subsection 8.1(a),
            Consolidated Total Indebtedness as of September 30, 2000 shall be
            determined on a pro forma basis as if the Distribution Group had
            been sold, and the Loans prepaid with the net proceeds thereof, as
            of September 30, 2000; and provided, further, that the foregoing pro
            forma adjustment shall not be made if the Distribution Group has not
            been sold, and the Loans prepaid with the net proceeds, prior to
            October 31, 2000."

            (e) Subsection 1.1 of the Agreement is hereby amended by adding the
following new definition in appropriate alphabetical order:

            ""Distribution Group": ATC Distribution Group, Inc."

            3. Waiver of Subsection 8.1(a). The requirements of Subsection
8.1(a) of the Agreement are hereby waived to the extent, and only to the extent,
that the Leverage Ratio on the

<PAGE>

last day of the Borrower's fiscal quarter ended June 30, 2000 exceeded 3.75 to
1.00, provided that the Leverage Ratio as of such date does not exceed 4.25 to
1.00.

            4. Waiver of Subsection 8.1(b). The requirements of Subsection
8.1(b) of the Agreement are hereby waived to the extent, and only to the extent,
that the interest coverage ratio calculated in accordance with Section 8.1(b) of
the Agreement for the period of four consecutive fiscal quarters ended June 30,
2000 was less than 2.30 to 1.00, provided that such ratio for such period is not
less than 2.00 to 1.00.

            5. Representations; No Default. On and as of the date hereof, and
after giving effect to this Amendment, the Borrower confirms, reaffirms and
restates that the representations and warranties set forth in Section 5 of the
Agreement and in the other Loan Documents are true and correct in all material
respects, provided that the references to the Agreement therein shall be deemed
to be references to this Amendment and to the Agreement as amended by this
Amendment.

            6. Conditions to Effectiveness. This Amendment shall become
effective on and as of the date that the Agent shall have received:

            (a) counterparts of this Amendment, duly executed and delivered by a
duly authorized officer of each of the Borrower, the Agent, and the Required
Lenders, along with the written consent of each Subsidiary Guarantor in the form
attached hereto;

            (b) an executed certificate of an officer of the Borrower in form
satisfactory to the Agent as to the accuracy of the Borrower's representations
and warranties set forth in Section 5 of the Agreement and in the other Loan
Documents, the absence of any Default or Event of Default after giving effect to
this Amendment, and as to such other customary matters as the Agent may
reasonably request; and

            (c) an amendment fee for the account of each Lender executing this
Amendment and delivering its executed signature page to the Agent prior to 5pm,
New York City time, on August 2, 2000 in the amount equal to 0.075% of the sum
of such Lender's Aggregate Outstanding Extensions of Credit and its unutilized
Commitments as of such date.

<PAGE>

            7. Limited Waiver and Amendment. Except as expressly amended herein,
the Agreement shall continue to be, and shall remain, in full force and effect.
This Amendment shall not be deemed to be a waiver of, or consent to, or a
modification or amendment of, any other term or condition of the Agreement or
any other Loan Document or to prejudice any other right or rights which the
Lenders may now have or may have in the future under or in connection with the
Agreement or any of the instruments or agreements referred to therein, as the
same may be amended from time to time.

            8. Costs and Expenses. The Borrower agrees to pay or reimburse the
Agent for all its reasonable and customary out-of-pocket costs and expenses
incurred in connection with the preparation, negotiation and execution of this
Amendment, and the consummation of the transactions contemplated hereby,
including, without limitation, the reasonable fees and disbursements of its
counsel.

            9. Counterparts. This Amendment may be executed by one or more of
the parties hereto in any number of separate counterparts and all of said
counterparts taken together shall be deemed to constitute one and the same
instrument.

            10. GOVERNING LAW. THIS AMENDMENT SHALL BE GOVERNED BY, AND
CONSTRUED AND INTERPRETED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.

<PAGE>

            IN WITNESS WHEREOF, the parties hereto have caused this Amendment to
be executed and delivered by their respective duly authorized officers as of the
date first above written.

                                          AFTERMARKET TECHNOLOGY CORP.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President and Secretary

                                          THE CHASE MANHATTAN BANK, as Agent
                                          and as a Lender

                                          By:   /s/ Julie S. Long
                                                ------------------------------
                                          Name: Julie S. Long
                                          Title: Vice President

                                          BANK OF AMERICA NATIONAL
                                          ASSOCIATION

                                          By:   /s/ Gregory Mojica
                                               -------------------------------
                                          Name: Gregory Mojica
                                          Title: Senior Vice President

                                          THE BANK OF NOVA SCOTIA

                                          By:   /s/ F.C.H. Ashby
                                                ------------------------------
                                          Name: F.C.H. Ashby
                                          Title: Senior Manager Loan Operations

                                          BANK ONE N.A.

                                          By:  /s/ Mark L. McClure
                                                ------------------------------
                                           Name: Mark L. McClure
                                          Title: First Vice President

<PAGE>

                                           FIRST UNION NATIONAL BANK

                                           By:  /s/ Andrew Payne
                                                ------------------------------
                                           Name: Andrew Payne
                                           Title: Vice President

                                           HARRIS TRUST AND SAVINGS BANK

                                           By:  /s/ Keith J. Niebrugge
                                                ------------------------------
                                           Name: Keith J. Niebrugge
                                           Title: Vice President

                                           LASALLE BANK NATIONAL ASSOCIATION

                                           By:  /s/ James J. Hess
                                                ------------------------------
                                           Name: James J. Hess
                                           Title: Vice President

                                           NATIONAL CITY BANK

                                           By:  /s/ Matthew R. Klinger
                                                ------------------------------
                                           Name: Matthew R. Klinger
                                           Title: Vice President

                                           BANK OF NEW YORK

                                           By:  /s/ John M. Lokay, Jr.
                                                ------------------------------
                                           Name: John M. Lokay, Jr.
                                           Title: Vice President

                                           CREDIT AGRICOLE INDOSUEZ

                                           By:  /s/ Sarah U. Johnston
                                                ------------------------------
                                           Name: Sarah U. Johnson
                                           Title: Senior Relationship Manager

                                           By:  /s/ Richard A. Drennan
                                                ------------------------------
                                           Name: Richard A. Drennan
                                           Title: Senior Relationship Manager

<PAGE>

                                         CONSENT

            Each of the undersigned Guarantors hereby consents and agrees to the
provisions of the foregoing Amendment, and hereby affirms that upon the
effectiveness of the foregoing Amendment, each Loan Document to which it is a
party shall continue to be, and shall remain, in full force and effect.

                                          AFTERMARKET TECHNOLOGY CORP.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President and Secretary

                                          AARON'S AUTOMOTIVE PRODUCTS, INC.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          ACI ELECTRONICS HOLDING CORP.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          ACI ELECTRONICS INVESTMENT CORP.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          ATC ELECTRONICS & LOGISTICS, L.P.

                                          By:   ACI ELECTRONICS HOLDING
                                                CORP., its General Partner

                                                By:   /s/ Joseph Salamunovich
                                                      ------------------------
                                                      Name: Joseph Salamunovich
                                                      Title: Vice President

<PAGE>

                                          ATC DISTRIBUTION GROUP, INC.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          ATS REMANUFACTURING, INC.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          COMPONENT REMANUFACTURING
                                          SPECIALISTS, INC.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          AUTOCRAFT REMANUFACTURING CORP.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President

                                          AUTOCRAFT INDUSTRIES, INC.

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                          Name: Joseph Salamunovich
                                          Title: Vice President<PAGE>

                                                                    EXHIBIT 10.4

                                                                  EXECUTION COPY
                              CONSENT AND AMENDMENT

      CONSENT AND AMENDMENT, dated as of October 26, 2000 (this "Consent"), to
the Amended and Restated Credit Agreement, dated as of March 6, 1998, (as
amended, supplemented or otherwise modified from time to time, the "Agreement")
among AFTERMARKET TECHNOLOGY CORP., a Delaware corporation (the "Borrower"), the
several banks and other financial institutions or entities from time to time
parties to the Agreement (the "Lenders"), and THE CHASE MANHATTAN BANK, a New
York banking corporation, as agent (in such capacity, the "Agent").

                               W I T N E S S E T H
                               - - - - - - - - - -

      WHEREAS, the Borrower, the Lenders and the Agent are parties to the
Agreement; and

      WHEREAS, the Borrower, the Distribution Group, the Lenders and the Agent
are parties to the Guarantee and Collateral Agreement; and

      WHEREAS, the Borrower wishes to sell (the "Distribution Group Sale") the
Distribution Group pursuant to the Stock Purchase Agreement, dated as of October
__, 2000, by and between ATCDG Acquisition Corp., Inc., a Delaware corporation
(the "Buyer") and the Borrower (the "Stock Purchase Agreement"); and

      WHEREAS, the Borrower has requested that the Agent and the Required
Lenders consent to the Distribution Group Sale and agree to amend certain
negative covenants and other provisions contained in the Agreement.

      NOW THEREFORE, in consideration of the premises contained herein, the
parties hereto agree as follows:

            1. Defined Terms. Unless otherwise defined herein, capitalized terms
which are defined in the Agreement are used herein as defined therein.

            2. Consent. The Lenders hereby consent to the Distribution Group
Sale on or before November 30, 2000, on terms substantially consistent with the
Stock Purchase Agreement; provided that the Net Proceeds (to the extent, in this
instance, solely of cash received at the closing of the Distribution Group Sale)
thereof are not less than $56,000,000 plus or minus any adjustments for "Net
Working Capital" and "Net Cash" as defined in the Stock Purchase Agreement
(which are expected to be not greater than $5,000,000); and provided, further,
that concurrently with the Distribution Group Sale (i) a portion of the Net
Proceeds from such sale equal to $40,000,000 shall be applied to permanent
prepayments of the Term Loans, pro rata to the holders thereof, and the
remainder shall be applied to prepayments of the Revolving Credit Loans, pro
rata to the holders thereof, and (ii) the Borrower shall grant to the Agent, for
the ratable benefit of the Lenders, a first priority security interest in (a)
the shares of the Buyer's Series B Preferred Stock issued to the Borrower
pursuant to the Stock Purchase Agreement and (b) any and all promissory notes
issued to the Borrower pursuant to the Stock Purchase

<PAGE>

Agreement. The Distribution Group Sale shall be deemed not to be a utilization
of any availability under the basket for asset sales set forth in Section
8.6(b).

            3. Release, etc. The undersigned acknowledge that upon the
consummation of the Distribution Group Sale as contemplated hereby, the assets
and entities transferred thereby shall automatically be deemed to be released
from the Guarantee and Collateral Agreement, and the liens and guarantee
obligations of the Distribution Group under the Guarantee and Collateral
Agreement shall be terminated. The Agent agrees and is hereby authorized by the
Required Lenders to execute reasonable and customary release instruments,
including UCC-3 filings evidencing such release and termination.

            4. Amendments to Section 1.1. (a) The definitions of "Consolidated
EBITDA", "Consolidated Interest Expense" and "Leverage Ratio" in subsection 1.1
of the Agreement are hereby amended by deleting the date "October 31, 2000" from
each place such date occurs within such definitions and substituting in lieu
thereof the date "November 30, 2000".

            (b) Section 1.1 of the Agreement is hereby amended by adding the
following new definition in appropriate alphabetical order:

            ""Consent Effective Date": the date of effectiveness of the Consent
and Amendment, dated as of October __, 2000, to this Agreement."

            5. Amendment to Section 3.1(b)(ii). Section 3.1(b)(ii) of the
Agreement is hereby amended by adding at the end thereof, immediately prior to
the period, the following proviso:

            "provided, that Letters of Credit which have an aggregate face
      amount of not greater than $2,500,000 and are issued in connection with
      the Distribution Group Sale shall expire no later than the earlier of (A)
      the date that is 24 months after the date of issuance thereof and (B) the
      fifth Business Day prior to the Termination Date"

            6. Amendment to Section 8.1(a). Section 8.1(a) of the Agreement is
hereby amended by deleting the permitted maximum Leverage Ratios listed therein
for the last day of the Borrower's fiscal quarters ending December 31, 2000 and
March 31, 2001 and inserting in lieu thereof the following permitted maximum
Leverage Ratios:

            December 31, 2000                   3.50 to 1.0
            March 31, 2001                      3.50 to 1.0

            7. Amendment to Section 8.1(b). Section 8.1(b) of the Agreement is
hereby amended by deleting the minimum permitted interest coverage ratios listed
therein for the Borrower's five consecutive fiscal quarters ending December 31,
2000, March 31, 2001, June 30, 2001, September 31, 2001 and December 31, 2001
and inserting in lieu thereof the following minimum permitted interest coverage
ratios:

<PAGE>

            December 31, 2000                   2.10 to 1.0
            March 31, 2001                      2.10 to 1.0
            June 30, 2001                       2.25 to 1.0
            September 30, 2001                  2.50 to 1.0
            December 31, 2001                   2.50 to 1.0

            8. Amendment to Section 8.4. Section 8.4 of the Agreement is hereby
amended by (i) deleting the word "and" appearing at the end of clause (g)
thereof and substituting therefore a comma, (ii) replacing the period at the end
of clause (h) thereof with the phrase ", and" and (iii) adding at the end of
such section the following:

            "(i) Guarantee Obligations of the Borrower in existence on the
Consent Effective Date in respect of the obligations of the Distribution Group
under certain real estate and equipment operating leases so long as (i) the
Borrower shall continue to be fully indemnified under the Stock Purchase
Agreement in respect of any loss or expense which the Borrower may sustain or
incur as a consequence of such Guarantee Obligations, (ii) the aggregate
Consolidated Lease Expense in connection with such operating leases for any
one-month period shall not exceed $500,000, and (iii) the aggregate maximum
amount of such Guarantee Obligations during the periods set forth below shall
not exceed the amount set forth opposite each such period:

            Period                                          Amount
            ------                                          ------
      Consent Effective Date - December 30, 2000            $10,000,000
      December 31, 2000 - December 30, 2001                 $9,500,000
      December 31, 2001 - December 30, 2002                 $6,500,000
      December 31, 2002 - December 30, 2003                 $4,500,000
      December 31, 2003 - December 30, 2004                 $3,500,000"

            9. Amendment to Schedule A. Schedule A of the Agreement is hereby
amended by deleting the pricing grid contained therein in its entirety and
substituting in lieu thereof the following pricing grid:

--------------------------------------------------------------------------------
                                             Eurodollar        ABR Applicable
   Leverage Ratio    Commitment Fee Rate  Applicable Margin        Margin
--------------------------------------------------------------------------------
Greater than               0.500%               2.50%               1.50%
5.00:1.00
--------------------------------------------------------------------------------
Less than or equal
to 5.00:1.00 and
greater than
4.50:1.00                  0.500%               2.25%               1.25%
--------------------------------------------------------------------------------
Less than or equal
to 4.50:1.00 and
greater than
3.00:1.00                   0.50%               2.00%               1.00%
--------------------------------------------------------------------------------
Less than or equal
to 3.00:1.00 and
greater than
2.50:1.00                  0.375%               1.75%               0.25%
--------------------------------------------------------------------------------
Less than or equal          0.30%               1.50%               0.00%
to 2.50:1.00
--------------------------------------------------------------------------------

<PAGE>

            10. Effectiveness. This Amendment shall become effective on and as
of the date that the Agent shall have received:

            (a) counterparts of this Amendment, duly executed and delivered by a
duly authorized officer of each of the Borrower, the Agent, and the Required
Lenders, along with the written consent of each Subsidiary Guarantor in the form
attached hereto;

            (b) an amendment fee for the account of each Lender executing this
Amendment and delivering its executed signature page to the Agent prior to 5pm,
New York City time, on October 26, 2000 in the amount equal to 0.075% of the sum
of such Lender's Aggregate Outstanding Extensions of Credit and its unutilized
Commitments as of such date.

            11. Representations and Warranties. On and as of the date hereof and
after giving effect to this Consent the Borrower hereby confirms, reaffirms and
restates the representations and warranties set forth in the Agreement mutatis
mutandis, except to the extent that such representations and warranties
expressly relate to a specific earlier date in which case the Borrower hereby
confirms, reaffirms and restates such representations and warranties as of such
earlier date.

            12. Limited Effect. The execution, delivery and effectiveness of
this Consent shall not, except as expressly provided herein, operate as an
amendment or waiver of any right, power or remedy of any Lender or the Agent
under any of the Loan Documents, nor constitute an amendment or waiver of any
provision of any of the Loan Documents. Except as expressly provided herein, all
of the provisions and covenants of the Agreement and the other Loan Documents
are and shall continue to remain in full force and effect in accordance with the
terms thereof and are hereby in all respects ratified and confirmed.

            13. Expenses. The Borrower agrees to pay and reimburse the Agent for
all its reasonable costs and expenses incurred in connection with the
preparation and delivery of this Consent, including, without limitation, the
reasonable fees and disbursements of counsel to the Agent.

            14. Counterparts. This Consent may be executed by one or more of the
parties to this Consent on any number of separate counterparts (including by
telecopy), and all of said counterparts taken together shall be deemed to
constitute one and the same instrument. A set of the copies of this Consent
signed by the parties hereto shall be delivered to the Borrower and theAgent.

            15. GOVERNING LAW. THIS CONSENT AND THE RIGHTS AND OBIGATIONS OF THE
PARTIES UNDER THIS CONSENT SHALL BE GOVERNED BY, AND CONSTRUED AND INTERPRETED
IN ACCORDANCE WITH, THE LAW OF THE STATE OF NEW YORK WITHOUT REGARD TO THE
PRINCIPLES OF CONFLICTS OF LAWS THEREOF.

<PAGE>

IN WITNESS WHEREOF, the parties hereto have caused this Consent to be executed
and delivered by their respective duly authorized officers as of the date first
above written.

                                    AFTERMARKET TECHNOLOGY CORP., as Borrower

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President and Secretary

                                    THE CHASE MANHATTAN BANK, as Agent and
                                    as a Lender

                                    By:   /s/ Julie S. Long
                                          ------------------------------------
                                    Name: Julie S. Long
                                    Title: Vice President

                                    BANK OF AMERICA, N.A.

                                    By:   /s/ William S. Richards, Jr.
                                          ------------------------------------
                                    Name: William S. Richards, Jr.
                                    Title: Vice President

                                    THE BANK OF NOVA SCOTIA

                                    By:   /s/ M.D. Smith
                                          ------------------------------------
                                    Name: M.D. Smith
                                    Title: Agent

                                    BANK ONE N.A.

                                    By:   /s/  Mark L. McClure
                                          ------------------------------------
                                    Name: Mark L. McClure
                                    Title: First Vice President

                                    FIRST UNION NATIONAL BANK

                                    By:   /s/ Kent Davis
                                          ------------------------------------
                                    Name: Kent Davis
                                    Title: Vice President

<PAGE>

                                    HARRIS TRUST AND SAVINGS BANK

                                    By:   /s/ Keith J. Niebrugge
                                          ------------------------------------
                                    Name: Keith J. Niebrugge
                                    Title: Vice President

                                    LASALLE BANK NATIONAL ASSOCIATION

                                    By:   /s/ James J. Hess
                                          ------------------------------------
                                    Name: James J. Hess
                                    Title: Vice President

                                    NATIONAL CITY BANK

                                    By:   /s/ Jennifer L. Kofod
                                         -------------------------------------
                                    Name: Jennifer L. Kofod
                                    Title: Account Officer

                                    BANK OF NEW YORK

                                    By:   /s/  John M. Lokay, Jr.
                                          ------------------------------------
                                    Name: John M. Lokay, Jr.
                                    Title: Vice President

                                    CREDIT AGRICOLE INDOSUEZ

                                    By:   /s/
                                          ------------------------------------
                                    Name:
                                    Title:

<PAGE>

                                     CONSENT

            Each of the undersigned Guarantors hereby consents and agrees to the
provisions of the foregoing Amendment, and hereby affirms that upon the
effectiveness of the foregoing Amendment, each Loan Document to which it is a
party shall continue to be, and shall remain, in full force and effect.

                                    AFTERMARKET TECHNOLOGY CORP.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President and Secretary

                                    AARON'S AUTOMOTIVE PRODUCTS, INC.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

                                    ACI ELECTRONICS HOLDING CORP.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

                                    ACI ELECTRONICS INVESTMENT CORP.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

<PAGE>

                                    ATC ELECTRONICS & LOGISTICS, L.P.

                                    By:   ACI ELECTRONICS HOLDING CORP.,
                                          its General Partner

                                          By:   /s/ Joseph Salamunovich
                                                ------------------------------
                                                Name: Joseph Salamunovich
                                                Title: Vice President

                                    ATS REMANUFACTURING, INC.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

                                    COMPONENT REMANUFACTURING
                                    SPECIALISTS, INC.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

                                    AUTOCRAFT REMANUFACTURING CORP.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

                                    AUTOCRAFT INDUSTRIES, INC.

                                    By:   /s/ Joseph Salamunovich
                                          ------------------------------------
                                    Name: Joseph Salamunovich
                                    Title: Vice President

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