Most efficient and reliable way to pre-heat engine block
Operates by being directly submerged into coolant and heating the block
Applications are specific to part numbers
Also referred to as freeze plug heaters or block heaters
Installation requires mechanical ability
Description
This frost-plug heater replaces the frost plug in your engine block and submerges in the coolant to keep engine fluids from thickening. Results in easier start-ups, faster heating of your cab, and less wear and tear on your vehicle in cold weather.
