Shell ROTELLA T SAE 15W40 is a premium quality, heavy-duty multigrade oil for all-season use in diesel-powered or gasoline-powered equipment. Meets or exceeds the warranty and service requirements of virtually all diesel and many gasoline engine manufacturers - for both newer and older engines. It is recommended especially for on-highway service applications and is also recommended for off-highway applications, especially where all-season use is desired. Recommended for diesel-powered equipment, including those powered by Caterpillar, Cummins, Detroit Diesel, Mack, Mercedes-Benz, International, and Volvo engines in all types of service. Also formulated with Advanced Soot Control chemistry. Shell ROTELLA T SAE 15W40 delivers exceptional heavy-duty and soot control protection, plus outstanding cold weather performance. Offers exceptional wear protection for longer engine life, superior engine cleanliness, enhanced protection against oxidation, increased shear stability for better viscosity control and optimal oil pressure, improved oil aeration, and heightens emission control system durability.