UltraCool Antifreeze + Coolant is an Organic Acid Technology (OAT), contains extended life corrosion inhibitors based on organic acids that provides maximum protection against damaging rust and corrosion in engine cooling systems. This formulation is free of nitrite, amine ...UltraCool Antifreeze + Coolant is an Organic Acid Technology (OAT), contains extended life corrosion inhibitors based on organic acids that provides maximum protection against damaging rust and corrosion in engine cooling systems. This formulation is free of nitrite, amine, phosphate, and silicate (NAPS Free) and does not use 2EH acid nor any other organic acid that is aggressive to hoses and gaskets.
With proper maintenance, UltraCool OAT Antifreeze + Coolant delivers guaranteed protection up to 1,000,000 miles or 10 years. Denatonium benzoate was included as an embittering agent in this product.