21937298 Coolant Filter Compatible With Mack Heavy Duty Truck

21937298 Coolant Filter Compatible With Mack Heavy Duty Truck This premium coolant filter 21937298 is designed for Mack heavy-duty trucks. It effectively traps rust, sediment and impurities in the coolant, protects the radiator, water pump and engine cooling passages from blockage and corrosion, maintains stable cooling performance and extends the service life of the whole cooling system. Product Specifications OE Number 21937298 Condition New Warranty ONE YEAR Place of