Multiviscosity, multi-grade. Exceeds the U.S. warranty requirements for all domestic and imported passenger car and light-duty truck engines. High-temp protection and fuel economy for high-revving 4, 6, and 8 cylinder engines (even turbocharged) as well as older, high-horsepower engines. Specially formulated to protect engines during the stress of cold starts and short trip driving. For gasoline, diesel and turbocharged engines. API classification SG/CD. Quart bottle. No. 62439: 5W20 No. 3609: 5W30 No. 3619: 10W30 No. 3653: 10W40 No. 3569: 20W50