DEI Radiator Relief Heater Hotter - 16 oz. ^Sale

All Radiator Relief coolant additives are specially formulated to reduce the bubbles that form on hot metal surfaces, such as cylinder heads, known as surface tension. Radiator Relief improves heat transfer from the engine to the coolant while reducing cavitation and scaling.
Heat Hotter™ Antifreeze Additive; 16 oz.;
Universal