Product Details: The Lucas Oil CK-4 Heavy Duty Motor Oil is a high-performance motor oil designed to provide superior protection and performance for your engine. This oil is formulated with advanced additives to provide superior protection against wear, high temperature stability, and less oxidation. It also helps to extend engine life and oil change intervals. This oil is also safe to blend with other motor oils, making it a great choice for those who want to get the most out of their engine.<br/><br/>FleetPride is your First Click in Heavy Duty®.