CERTIFICATION OF CHIEF EXECUTIVE OFFICER

      Pursuant to 18 U.S.C. Section 1350, as created by Section 906 of the
Sarbanes-Oxley Act of 2002, the undersigned officer of Diamond Triumph Auto
Glass, Inc. (the "Company") hereby certifies that:

      (i) the accompanying Quarterly Report on Form 10-Q of the Company for the
three months ended March 31, 2003 (the "Report") fully complies with the
requirements of Section 13(a) or Section 15(d), as applicable, of the Securities
Exchange Act of 1934, as amended; and

      (ii) the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: May 15, 2003                          /s/ Norman Harris
                                    -----------------------------------
                                             Norman Harris
                                             Chief Executive Officer

      The foregoing certification is being furnished solely to accompany the
      Report pursuant to 18 U.S.C. Section 1350, and is not being filed for
      purposes of Section 18 of the Securities Exchange Act of 1934, as amended,
      and is not to be incorporated by reference into any filing of the Company,
      whether made before or after the date hereof, regardless of any general
      incorporation language in such filing.

                    CERTIFICATION OF CHIEF FINANCIAL OFFICER

      Pursuant to 18 U.S.C. Section 1350, as created by Section 906 of the
Sarbanes-Oxley Act of 2002, the undersigned officer of Diamond Triumph Auto
Glass, Inc.(the "Company") hereby certifies that:

      (i) the accompanying Quarterly Report on Form 10-Q of the Company for the
three months ended March 31, 2003 (the "Report") fully complies with the
requirements of Section 13(a) or Section 15(d), as applicable, of the Securities
Exchange Act of 1934, as amended; and

      (ii) the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: May 15, 2003                                 /s/ Michael A. Sumsky
                                            ------------------------------------
                                                    Michael A. Sumsky
                                                    Chief Financial Officer

      The foregoing certification is being furnished solely to accompany the
      Report pursuant to 18 U.S.C. Section 1350, and is not being filed for
      purposes of Section 18 of the Securities Exchange Act of 1934, as amended,
      and is not to be incorporated by reference into any filing of the Company,
      whether made before or after the date hereof, regardless of any general
      incorporation language in such filing.


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