EX-32.1 6 ex321section906ceocert2023.htm SECTION 906 CEO CERTIFICATION
Exhibit 32.1
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Annual Report on Form 10-K of AutoNation, Inc. (the “Company”) for the year ended December 31, 2023, as filed with the U.S. Securities and Exchange Commission (the “Report”), I, Michael Manley, Chief Executive Officer of the Company, hereby 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:
(1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/S/ M ICHAEL M ANLEY
Michael Manley
Chief Executive Officer and Director

February 16, 2024