Official motor oil of John Force Racing. American Petroleum certified for gasoline engines. Enhances fuel economy. Prevents thermal breakdown. Helps prevent deposits & sludge. Performance Without Compromise: Best performance of any conventional gasoline engine oil. Protects the engine for the entire drain interval and packed with powerful engine deposit inhibitor to maximize engine response. Can help keep engine gaskets conditioned with regular use preventing leaks over time. Meets or exceeds the requirements of: API Service SN Plus, SN, SM, SL, SJ. ILSAC GF-5, GF-4, GF-3, Ford WSS-M2C945A, WSS-M2C930AWSS-M2153. Follow manufacturer's recommendation for viscocity grade and API Service Category. peakauto.com. Made in the USA of domestic and foreign content.