Mack Trucks is one of North America’s largest manufacturers of heavy-duty Class 8 trucks, engines and transmissions.
KLONDIKE Heavy Duty Engine Oils, namely SAE 10W-30 CK-4, SAE 15W-40 CK-4, SAE 5W-40 CK-4 Full Synthetic, have demonstrated that they meet Mack’s rigorous requirements and specifications.
This OEM approval ensures KLONDIKE Heavy Duty Engine Oils can be used in all Mack engines, as well as all other CK-4 applications.
