🚀 Elevate Your Engine's Performance! Exceptional oxidation resistance ensures your engine runs longer. Designed for the demanding needs of modern diesel engines. Stay-in-grade performance keeps your engine protected under pressure. Approved for a wide range of diesel applications. Meets rigorous industry standards for top-tier performance. 15W-40 Viscosity Truck Compatible 5 Gallons Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil is a high-performance lubricant designed for diesel engines, offering exceptional oxidation resistance, strong shear stability, and compatibility with a wide range of industry standards. Packaged in a convenient 5-gallon pail, it's the ideal choice for truck owners seeking reliability and longevity.