Product Details: The Valvoline Dex-Cool™ Concentrated Engine Coolant is designed to provide superior protection against rust and corrosion. This coolant is formulated with organic acid technology to minimize corrosion inhibitor depletion, containing no silicates, phosphates, borates, nitrates or amines. It provides excellent protection for aluminum and all other metals in the cooling system, helping to avoid freeze ups and boil overs.<br/><br/>FleetPride is your First Click in Heavy Duty®.