Specification/performance level api cf4/sf, Ch4/sf mazol multigrade engine oil 20w40 is a top-tier selection performance, Multi, Grade, Heavy, Duty diesel engine oil tailored specifically for lubricate a diverse assortment of diesel and gasoline engines requiring api cf4/sf, Ch4/sf performance lubricants operating under the most severe service conditions. Viscosity suitable for wide range temperatures and different engines. High performance features, Keeps the engine is free of grime and minimize maintenance cost. Good anticorrosive, Antiwear, Antirust and antioxidation properties. Reduced exhaust emission as a result of increased detergency. Increased the oil drain period due to good dispersant properties. Lower oil consumption and increased fuel effciency. Quicker engine start and longer battery life.