O'Reilly Automotive, Inc. owns and operates retail outlets in the United States. It engages in the distribution and retailing of automotive aftermarket parts, tools, supplies, equipment, and accessories in the U.S., serving both professional installers and do-it-yourself customers. It provides new and remanufactured automotive hard parts, including alternators, starters, fuel pumps, water pumps, brake system components, batteries, belts, hoses, temperature controls, chassis parts and engine parts, maintenance items consisting of oil, antifreeze products, fluids, filters, lighting products, engine additives, and appearance products, and accessories, such as floor mats, seat covers, and truck accessories. Its stores offer auto body paint and related materials, automotive tools, and professional service provider service equipment. The firm stores also offer enhanced services and programs consisting of used oil, oil filter and battery recycling, battery, wiper, and bulb replacement, battery diagnostic testing, electrical and module testing, check engine light code extraction, a loaner tool program, drum and rotor resurfacing, custom hydraulic hoses, professional paint shop mixing and related materials, and machine shops. O'Reilly Automotive stores provide do-it-yourself and professional service provider customers a selection of brand name, house brands, and private label products for domestic and imported automobiles, vans, and trucks. The company was founded by Charles F. O'Reilly and Charles H. O'Reilly in November 1957 and is headquartered in Springfield, MO.