The LUCAS OIL PRODUCTS Super Coolant Radiator Additive is designed to enhance the heat transfer efficiency of your vehicle's cooling system. This 16 oz additive is compatible with all types of anti-freeze and coolants, reducing the coolant temperature faster than conventional coolants. It provides protection against rust and corrosion, which helps in prolonging engine life. Additionally, this additive is formulated to optimize the performance of both older and newer engines, ensuring effective operation across various vehicle models.