This product is specifically formulated for vehicles that require the VW 508.00 / 509.00 specification. It is made of full synthetic base oils and it is developed in order to extend the lifetime and maintain efficiency of emission systems. The 508.00 (which is designed for gasoline engines) and 509.00 (which is designed for diesel engines) specifications represent the high levels of fuel economy that can be used with these lubricants. This product is developed for mandatory use in the newest 2.0 TFSI 140 kW and 3.0 TDI CR 160 kW engines. Please take into consideration that these specifications are not backward compatible with the earlier VW specifications.