Application: Replacement for ISX15 Engines, Replacement for Peterbilt Truck 367 389 587.
Replace Part Number: K37-1012, K37-1029, K37-1011, K371012 K371029, K371011, FS20172.
Function: Effectively removes dust, pollutants or impurities from the fuel to avoid engine inhalation of contaminants, reduce engine wear and improve engine performance.
Easy installation: Simple installation, time saving and easy to use.
Note: Make sure your engine is supplied with clean fuel, please change your fuel filter regularly.