Started in 1986, Oil Changer Inc. is one of California s leading fast lube companies Located in Hayward, Calif., it offers a range of services in the categories of full-service oil change, fuel system service, oil system cleaning, coolant service and high mileage oil changing. The company also provides fleet care services, such as checking/filling windshield washer fluid, installation of new oil filter, lubrication of chassis, replacement of wiper blades, computerized oil analysis and many more. Oil Changer Inc. is a member of National Association of Fleet Administrators Inc. and Automotive Oil Change Association.