Established in 1979, Jiffy Lube International Inc. is one of the pioneers of the fast oil change industry and established the first drive-through service bay for vehicles. Located at San Bernardino, Calif., the firm operates more than 2,000 franchised service centers in North America. Services offered by the firm include air conditioning, filtration, drivetrain, inspection, transmission and emission. Additionally, it carries out engine, electrical/fuel system, tire rotation and transmission services. Jiffy Lube International Inc. is an indirect subsidiary of Shell Oil Company. It operates more than 2,000 franchised service centers in North America and serves around 24 million customers annually.