Super S dexos1 provides the ultimate in performance and protection. It is a full synthetic formulation utilizing the most advanced additive technology available to meet the latest fuel economy standards while exceeding specifications for wear control, cleanliness and sludge, oxidation control and emission system and seal compatibility. Super S dexos1 is the only GM approved motor oil beginning with 2011 model year gasoline engine cars and trucks and supersedes GM-LL-A-025, GM6094M and GM4718M. It is recommended for 2010 and earlier vehicles and meets the performance requirements of the latest American Petroleum Institute (API) SN Plus "Resource Conserving" and car manufacturers' ILSAC GF-5 classifications as well as all previous service classifications. Super S dexos1 is manufactured to stringent standards. Every batch is tested, from raw materials to finished product, to ensure you're getting the Best Protection and Highest Performance from every quart.