Mobil HDEO 15W-40 CK-4 Heavy-Duty Diesel Engine Oil is formulated to provide dependable protection and lubrication for modern diesel engines operating under demanding conditions. Its heavy-duty formulation helps protect against engine wear, sludge, deposits, and oil breakdown while supporting clean and reliable engine performance.
This SAE 15W-40 diesel engine oil meets the API CK-4 performance category and is suitable for commercial trucks, fleets, heavy-duty equipment, and other diesel applications where 15W-40 viscosity is recommended. The product comes in a convenient 5-gallon pail, making it ideal for maintenance shops and regular heavy-duty engine servicing.
