Prestone on X: "We believe that “coolant” and “corrosion” should never go hand-in-hand. That's why with our Cor-Guard™ Inhibitor formula found in our Antifreeze/Coolants, they'll never have to. #prestone5050 #prestone # CorGuard #antifreeze #
Antifreeze/Coolant With Corrosion Protection - Tire Review Magazine
Prestone Cor-Guard with Corrosion Inhibitors | Fuel Curve