Differences Between Primary and Secondary Fuel Filters in a 6.7 Cummins
When discussing how many fuel filters does a 6.7 Cummins have, it is important to understand that the two filters serve different purposes. The 6.7L Cummins engine uses a dual filtration system designed to protect its high-pressure fuel injection components.
So, how many fuel filters does a 6.7 Cummins have? The engine has two: a primary fuel/water separator and a secondary fuel filter....