O'Reilly Automotive is a leading retailer and supplier of automotive parts and equipment in the US with over 5,759 stores in the country and 25 stores in Mexico. The company offers a wide range of products, including hard parts, maintenance items, tools, accessories, and professional service provider equipment. O'Reilly Automotive's enhanced services and programs include recycling, battery replacement, diagnostic testing, custom hydraulic hoses, and paint shop mixing.