Synthetic blend 5W-20 engine oil that provides durable wear protection and reduces engine wear | Provides corrosion protection against harmful acids generated by engine contaminants | Maintains viscosity from start to finish, providing optimal oil film protection | Helps engines survive daily commutes from high-speed highway operation to repetitive, stop-and-go driving | Combats engine sludge and deposits | Formulated to exceed industry specifications: ILSAC GF-6A, API SP/SP-Resource Conserving and all previous categories | Single 5-quart bottle with ergonomic design for easy handling and pouring | Meets OEM requirements: Chrysler MS-6395, Ford WSS M2C945-A, Ford WSS M2C945-B1, GM 6094M | Formerly known as Quaker State Advanced Durability 5W-20 motor oil