The recently designed Combust bypass filter system is exclusively meant for Caterpillar engines. By eliminating impurities, water, dirt, rocks-chips, and bacterial microbes from the fuel tank, it effectively enhances engine lifespan and reduces downtime. However, this bypass filter is solely available for use on Cummins diesel fuel tank applications that include:
 
CAT 3500 Series Engines
Cummins KTA38M2 1200 HP
Cummins KTA50M2 1600 HP
Cummins QSK38M 1300 HP
Cummins QSK19M 750 HP
Cummins KTA19M3 640 HP