ENVIRO 5W-40 is a premium full synthetic SAE 5W-40 Original Equipment Manufacturer (OEM), Fully Licensed and Warranty Approved engine oil. It uses the latest advanced mid SAPS (Sulphated Ash, Phosphorus and Sulphur)* additive technology for ultimate engine protection.ENVIRO 5W-40 is OEM Approved for warranty service to MB-Approval 229.51 and is Licensed by the API (American Petroleum Institute) to meet API SP specifications ensuring quality and satisfaction. It also exceeds European ACEA C3 specifications.