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 of Sonic Automotive, Inc. (the “Company”) on Form 10-K for the year ended December 31, 2010 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, David P. Cosper, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:
 
(1) the Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; 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/  DAVID P. COSPER
David P. Cosper
Vice Chairman and Chief Financial Officer
 
February 24, 2011