AutoZone Inc is a leading retailer and distributor of automotive replacement parts and accessories for cars, sport utility vehicles, vans and light trucks. The company operates thousands of stores across the United States, Mexico, and Brazil, serving both do-it-yourself customers and commercial clients including garages, dealers, and repair shops. AutoZone provides a comprehensive selection of products including batteries, brake parts, engine components, fluids, and tools, along with free services such as battery testing and check engine light diagnosis.