Lower Radiator Hose Heater (14700) by Kat's Heaters®. Carbon Steel, 1.75'' Diameter, 600 Watts. The frost plug, lower radiator hose heater, or circulating tank heater are designed to keep the coolant in your engine
warm. These products help stimulate warm temperatures, give quicker starts and protect your engine from damage that can occur during cold weather starts.
