Advance Auto Parts (AAP) 10-Q 2005 Q2 Quarterly report

Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Michael N. Coppola, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge, the Quarterly Report on Form 10-Q of Advance Auto Parts, Inc. for the quarterly period ended July 16, 2005 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in such Quarterly Report on Form 10-Q fairly presents in all material respects the financial condition and results of operations of Advance Auto Parts, Inc. The foregoing certification is being furnished to the Securities and Exchange Commission as part of the accompanying report on Form 10-Q. A signed original of this statement has been provided to Advance Auto Parts, Inc. and will be retained by Advance Auto Parts, Inc. and furnished to the Securities and Exchange Commission or its staff upon request.

Date: August 15, 2005        By: /s/ Michael N. Coppola        Name:  Michael N. Coppola         Title:    Chief Executive Officer and President

I, Jeffrey T. Gray, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge, the Quarterly Report on Form 10-Q of Advance Auto Parts, Inc. for the quarterly period ended July 16, 2005 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in such Quarterly Report on Form 10-Q fairly presents in all material respects the financial condition and results of operations of Advance Auto Parts, Inc. The foregoing certification is being furnished to the Securities and Exchange Commission as part of the accompanying report on Form 10-Q. A signed original of this statement has been provided to Advance Auto Parts, Inc. and will be retained by Advance Auto Parts, Inc. and furnished to the Securities and Exchange Commission or its staff upon request.

Date: August 15, 2005        By: /s/ Jeffrey T. Gray        Name:  Jeffrey T. Gray         Title:    Executive Vice President and Chief Financial Officer