Product Details: Equip your truck to be Ready for the Road Ahead™, with the Chevron Delo® 400 XLE SAE 10W-30 Heavy Duty Diesel Engine Oil 55-Gallon Drum, a crucial component to ensure maximum engine protection. By utilizing a specialized mix of quality base elements, this replacement formula resists oil breakdowns while defending against oxidation. Created to keep motors in prime condition by sealing microscopic spaces, resulting in improved fuel economy and reduced engine wear. FleetPride is your First Click in Heavy Duty®.