Lucas Oil (345) 10288 SAE 15W-40 CK-4 Heavy Duty Motor Oil, 5 Gallon / 18.9 L Pail

Lucas CK-4 is a premium Heavy Duty Motor Oil blended with high quality API Group II and Group Ill base oils and a cutting-edge additive package providing the robust performance required by modern diesel engines while assuring good fuel economy. CK-4 is available in Synthetic Blend and Petroleum, longer engine life, extended oil changes, lower soot levels, less filter maintenance, less oxidation, lower oil consumption, high temperature stability, exclusive Lucas formula, safely blends with other motor oils.