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                                                                    EXHIBIT 4.12

                                    AMENDMENT
                               TO THE AVIALL, INC.
                            1998 STOCK INCENTIVE PLAN

         THIS AMENDMENT TO THE AVIALL, INC. 1998 STOCK INCENTIVE PLAN (this
"Amendment"), dated as of June 14, 2002, is made and entered into by Aviall,
Inc., a Delaware corporation (the "Company"). Terms used in this Amendment with
initial capital letters that are not otherwise defined herein shall have the
meanings ascribed to such terms in the Aviall, Inc. 1998 Stock Incentive Plan
(the "Plan").

                                    RECITALS

         WHEREAS, Section 16 of the Plan provides that the Board of Directors of
the Company (the "Board") may amend the Plan at any time;

         WHEREAS, the Board desires to amend the Plan to increase the aggregate
number of Common Shares (as defined in the Plan) that may be issued or
transferred under the Plan set forth in Section 3 of the Plan; and

         WHEREAS, the Board submitted the proposal to amend the Plan to the
Company's stockholders at the 2002 Annual Meeting of Stockholders; and

         WHEREAS, the Company's stockholders approved the proposal to amend the
Plan to increase the aggregate number of Common Shares;

         NOW, THEREFORE, in accordance with Section 16 of the Plan, the Company
hereby amends the Plan as follows:

1. Subsection 3(a) of the Plan is hereby amended, effective June 14, 2002, by
deleting said Subsection in its entirety and substituting in lieu thereof the
following:

         (a) Subject to adjustment as provided in Section 3(b) and Section 10 of
         this Plan, the number of Common Shares that may be issued or
         transferred (i) upon the exercise of Option Rights or Appreciation
         Rights, (ii) as Restricted Shares and released from substantial risks
         of forfeiture thereof, (iii) as Deferred Shares, (iv) in payment of
         Performance Shares or Performance Units that have been earned, or (v)
         in payment of dividend equivalents paid with respect to awards made
         under the Plan shall not exceed in the aggregate 3,290,000 Common
         Shares, plus any shares described in Section 3(b). Such shares may be
         shares of original issuance or treasury shares or a combination of the
         foregoing.

2. Subsection (3)(c)(i) of the Plan is hereby amended, effective June 14, 2002,
by deleting said Subsection in its entirety and substituting in lieu thereof the
following:

         (i) the aggregate number of Common Shares actually issued or
         transferred by the Company upon the exercise of Incentive Stock Options
         shall not exceed 3,290,000 Common Shares, and

3. Except as expressly amended by this Amendment, the Plan shall continue in
full force and effect in accordance with the provisions thereof.



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         IN WITNESS WHEREOF, the Company has caused this Amendment to be duly
executed as of the date first written above.


                                      AVIALL, INC.


                                      By:    /s/ Jeffrey J. Murphy
                                             -----------------------------------
                                      Name:  Jeffrey J. Murphy
                                      Title: Senior Vice President, Law & Human
                                             Resources, Secretary and General
                                             Counsel