Synthetic blend 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown | Ideal for on-highway fleets, construction, and agricultural machinery, and diesel pickup trucks - including high-power vehicles that require resistance to heat and stress | Improves low-temperature flow (compared to conventional 15W-40 oils) | Helps control engine deposits for reliability at extended oil drain intervals (always follow the OEM recommended oil drain interval) | Controls engine wear 37 percent better than the maximum wear requirements in API CK-4 engine wear tests | Improved oxidation performance for increased resistance to oil breakdown under high temperatures compared to the previous formulation | Single 1-gallon bottle with ergonomic design for easy handling and pouring

Synthetic blend 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown | Ideal for on-highway fleets, construction, and agricultural machinery, and diesel pickup trucks - including high-power vehicles that require resistance to heat and stress | Improves low-temperature flow (compared to conventional 15W-40 oils) | Helps control engine deposits for reliability at extended oil drain intervals (always follow the OEM recommended oil drain interval) | Controls engine wear 37 percent better than the maximum wear requirements in API CK-4 engine wear tests | Improved oxidation performance for increased resistance to oil breakdown under high temperatures compared to the previous formulation | Case of two 2.5-gallon bottles

Full synthetic 5W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, oil breakdown, and improves low-temperature flow | Exceptional wear protection for longer life in a wide range of heavy-duty engine applications - from pickup trucks to tractors to semi rigs | Enhanced fuel economy capability of 1.5 percent without compromising engine protection or durability (compared to 15W-40 oils) | Multi-functional dispersant additives provide an enhanced level of protection against the effects of soot, dirt, and other contaminants (compared to previous formulation) | Increased shear stability for better viscosity control and optimal engine oil pressure | Better cold-cranking properties and low-temperature pumpability for reaching critical engine parts faster | Single 2.5-gallon bottle | Advanced low ash formulation helps protect the exhaust catalysts and particulate filters found on the latest low-emission vehicles