Mobil1   Applications   Mobil 1 0W-40 is recommended for all types of modern vehicles, especially high-performance turbo-charged, supercharged gasoline and diesel multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.   Mobil 1 0W-40 is especially suitable for extreme conditions, where conventional oil often cannot perform. Mobil 1 is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.     Back to To