Amsoil 15W-40 Heavy Duty Synthetic DIESEL Oil 4 Gallons

Synthetic Diesel Oil 15W-40 Excels in Extreme Temperatures AMSOIL Heavy-Duty Synthetic Diesel Oil is formulated to deliver improved heat and oxidation resistance compared to conventional diesel oils. It provides clean engine operation and helps maintain power and fuel efficiency for superior engine performance. AMSOIL Heavy-Duty Synthetic Diesel Oil also flows dependably in cold temperatures for easier startup and improved engine protection.