Mobil 1 Turbo Diesel Truck 5W-40, 1 gal: * Fully synthetic * Helps to extend engine life while providing long drain capability and fuel economy for modern diesel engines operating in severe applications * State-of-the-art technology to help deliver exceptional performance in modern low emission engines, including refrigerated units, as well as older, well-maintained engines * Recommended for use in a wide range of light-duty applications, as well as heavy-duty applications such as on-road transport and off-road mining, construction, and agricultural industries * Meets the API SM specification for gasoline engines used in mixed fleets * Meets or exceeds demanding specifications of major OEMs * Outstanding thermal and oxidation stability * Helps to reduce low temperature sludge build-up and high temperature deposits * Enhanced film strength at high temperatures helps to reduce engine scuffing and bore polishing * Inherent stay-in-grade shear stability * Wear protection and reduced oil consumption helps to maintain viscosity in severe, high temperature service * Advanced formulation and viscometrics * Aids fuel economy * Low volatility * Helps to control oil consumption * Exceptional low temperature pumpability * Easy engine start-up helps to reduce wear * Enhanced TBN quality reserve * Outstanding resistance to corrosion helps to extend life of critical wear surfaces * Long drain capability helps to increase operating efficiency and lower overall cost * Component compatibility * Long gasket and seal life helps to extend service intervals