Heavy Duty Coolant


EXTEND coolant is engineered for the long haul. Offering a long service life, EXTEND is based exclusively on organic additive technology (OAT) making it suitable for all light duty, heavy duty and diesel engines.


Endurance is an OEM approved* formulation.

Ideal for newer cooling systems in any on and off-road application, Endurance offers the longest service life possible!


CLASSIC is traditional, universal coolant designed for older vehicles.

Methyl Hydrate

HD EXPERT™ Methyl Hydrate promote optimal defrosting of air line hoses in heavy duty vehicles.