CSK Auto Corporation Announces Sales Results

PHOENIX--CSK Auto Corporation , the parent company of CSK Auto, Inc. (the “Company”), announced today preliminary sales results for the fourth quarter and fiscal year ended February 4, 2007 (“fiscal 2006”).

Preliminary Sales Information

Fiscal 2006 had 53 weeks of sales (14 weeks in the fourth quarter); while our fiscal year ended January 29, 2006 (“fiscal 2005”) had 52 weeks (13 weeks in the fourth quarter). The net sales increases in both the fourth quarter and the fiscal 2006 year are primarily attributable to the sales from Murray’s Discount Auto Stores, we acquired in December 2005, the additional week in the fourth quarter and the fiscal 2006 year and the opening of 55 net new stores in fiscal 2006.

Fourth Quarter

Net sales in the fourth quarter ended February 4, 2007 (“fourth quarter of fiscal 2006”) increased 17.2% to approximately $464 million compared to approximately $396 million in net sales in the fourth quarter ended January 29, 2006 (“fourth quarter of fiscal 2005”).

Fiscal 2006

Net sales in fiscal 2006 increased 15.2% to approximately $1,868 million compared to approximately $1,621 million in net sales for the fiscal 2005.

Same Store Sales

Same store sales decreased 0.7% for the fourth quarter of fiscal 2006, compared to the fourth quarter of fiscal 2005 plus the first week of fiscal 2006 on a 14 week to 14 week comparison.

Same store sales decreased 1.5% for the 2006 fiscal year on a 53 week to 53 week comparison (the 52 weeks of fiscal 2005 plus the first week of fiscal 2006).

Based on the same 14 week and 53 week comparisons, retail same store sales decreased 2.8% for the fourth quarter of fiscal 2006 and decreased 3.4% for the 2006 fiscal year and commercial same store sales increased 9.8% for the fourth quarter of fiscal 2006 and increased 7.7% for the 2006 fiscal year.

New Store Growth

During fiscal 2006 the Company met its goal of opening 55 net new stores. We also relocated eight stores, and closed nine stores that were at or close to their lease expirations. At fiscal 2006 year-end, we operated 1,327 stores in 22 states.