Welcome

Welcome to the largest rebuilder of the Inland Empire. MAS has been in business since 1975, rebuilding alternators, starters, and generators; complete with new components. MAS auto professionals have the newest technology and innovation in electrical systems. Technicians at MAS have over 30 years of experience in all makes and models; including, autos, trucks, vans, big rig trucks, farm equipment, forklifts, and construction equipment. The company specializes in electrical service. Se habla español