CSK Auto Corp. to Report Second Quarter Financial Results

PHOENIX--Aug. 1, 20048, 2004--On Thursday, Sept. 2, 2004, CSK Auto Corp. will report its second fiscal quarter financial results immediately after market close, and invites investors to listen to a broadcast of the company's conference call that will follow at 5 p.m. (ET).

Investors may listen to a simultaneous webcast of the conference call at www.cskauto.com. Click on "Investors," then click "Conference Call." This webcast will be archived for five days. Interested parties may hear a replay of the conference call from 7 p.m. (ET) Thursday, Sept. 2, 2004, through 12 a.m. (ET) Saturday, Sept. 4, 2004, by dialing 877-519-4471 and using passcode 5091122. (If retrieving digital replay outside of the United States, please dial 973-341-3080, passcode 5091122.)

CSK Auto Corp. is the parent company of CSK Auto Inc., a specialty retailer in the automotive aftermarket. As of Aug. 1, 2004, the company operated 1,123 stores in 19 states under the brand names Checker Auto Parts, Schuck's Auto Supply and Kragen Auto Parts.