Mobil Super 3000 X1 5w-40 uses high performance synthetic base oils together with an advanced additive system to provide an oil, that meets the latest industry specifications the majority of the dominant car manufactures service fill requirements. Mobil Super 3000 X1 5w40 is specifically recommended for use in all vehicles including high performance, turbo-charged gasoline and diesel passenger cars fitted with advanced computer controlled multi-valve fuel injection engines.