CSK Auto Corporation, through its subsidiary, CSK Auto, Inc., operates as a specialty retailer of automotive aftermarket parts and accessories in the western United States. It offers various private-label and generic automotive products for domestic and imported cars, and light trucks. The company’s products include new and remanufactured automotive replacement parts, maintenance items, and accessories. As of January 29, 2006, the company operated 1,273 stores in 22 states under Checker Auto Parts, Schuck’s Auto Supply, Kragen Auto Parts, and Murray’s Discount Auto Stores brand names. The company also offers its products to retail and commercial customers through online. It serves do-it-yourself (DIY) markets, which include consumers who repair and maintain vehicles themselves; and the do-it-for-me (DIFM) markets, such as auto repair professionals, fleet owners, governments, and municipalities. The company was founded in 1992 and is headquartered in Phoenix, Arizona.