Prepare your engine to be Ready for the Road Ahead™ with peak performance and extended protection, with the Kost DefendAL® Extended Life Orange Antifreeze/Coolant Concentrate that defends against freezing, corrosion, boiling, and cavitation. This antifreeze is specially designed to maintain stable temperatures in all types of conditions, thanks to its ethylene glycol-based fluid formulated for a long life. Use or put in light to heavy duty gasoline engines to witness the superb difference this formula makes.

FleetPride is your First Click in Heavy Duty®.