Product Details: Provide your truck with maximum engine protection, with the Shell Rotella® T6 5W-40 Full Synthetic Engine Oil 1-Gallon that ensures you're Ready for the Road Ahead™. With a specialized mix of quality base elements, this replacement formula is the ideal option to resist oil breakdowns and defend against oxidation. Manufactured to keep your engine in prime condition by sealing microscopic spaces in the motor, resulting in better fuel economy and reduced engine wear. <br/><br/>FleetPride is your First Click in Heavy Duty®.