The Keltner Multi-Purpose Lubricant and Penetrant is a high-performance lubricant and penetrant designed to provide superior protection in the most demanding diesel engines. This advanced formula is designed to protect against wear and tear, reduce friction, and extend the life of your engine. It is recommended for a variety of heavy duty applications, including diesel engines, transmissions, and other industrial machinery. Keltner Multi-Purpose Lubricant and Penetrant is formulated to provide superior protection against corrosion, rust, and oxidation, while also providing superior lubrication and protection against wear and tear. FleetPride is your First Click in Heavy Duty®.