Shell Rotella T, Gallon, 15W40, CJ4, Motor Oil, Advanced Soot Control, Premium Quality, Heavy Duty Multi Grade, For All Season Use In Diesel Powered Or A Mix Of Gasoline & Diesel Powered Equipment, Recommended For Highway & Off Highway Applications, Protects Against Engine Wear That Occurs Due To Soot, Extends The Life Of Your Engine & Can Be Used On A Variety Of Vehicles, Use In Passenger Cars, Light Trucks, Fork Lifts & Farm Equipment To Help Protect Engines, Designed To Meet Or Exceed The Warranty & Service Requirements Of Virtually All Diesel & Gasoline Engine Manufacturers, Including Newer & Older Engines.