T500 Plus 15W-40 is a mixed fleet motor oil recommended for all naturally aspirated and turbocharged four-stroke diesel engines and four- stroke gasoline engines in which the API CI-4 service category and SAE 15W-40 viscosity grade are recommended.

Multigrade SAE 15W-40 is a premium quality engine oil designed for pre-2007 engines. With exceptional soot dispersancy and wear control, T500 Multigrade SAE 15W-40 protects cylinders, pistons, rings, and injectors against wear and corrosion, providing optimum service life and minimal maintenance.