Dorman Engine Coolant Thermostat Housings

Dorman's direct replacement Engine Coolant Thermostat Housings are made to OE specifications from high quality plastic or metal. Each thermostat housing is designed to improve durability and resistance, by withstanding the extreme temperature changes that can cause the housing to become brittle, crack and leak. Engine coolant thermostat housings allow you to maintain a steady flow of coolant to prevent engine overheating.