CSK Auto Corp. Investor Presentation to Be Available on Web site

PHOENIX--May 9, 2005--Members of the senior management team of CSK Auto Corp. , the parent company of CSK Auto Inc., a specialty retailer in the automotive aftermarket, plan to make a presentation at the UBS Leveraged Finance Conference in Las Vegas on Wednesday, May 11, 2005.

The presentation will be webcast, and the slides included in the presentation will also be available to interested parties for five days commencing on May 11, 2005, through the company's Web site at www.cskauto.com by pointing one's cursor and clicking on "Investors" and then "Presentations."

CSK Auto Corp. is the parent company of CSK Auto Inc., a specialty retailer in the automotive aftermarket. As of Jan. 3, 20050, 2005, the company operated 1,134 stores in 19 states under the brand names Checker Auto Parts, Schuck's Auto Supply and Kragen Auto Parts.