FLEETGUARD® AIR FILTER PRIMARY Top Seller DOSER is a remanufactured component

DOSER is a remanufactured component designed for EPA21 6

Manufactured to withstand high pressure and temperature conditions

Its robust construction delivers long-lasting durability in demanding trucking environments

7-liter Cummins ISB and QSB engines

FLEETGUARD® AIR FILTER PRIMARY Top Seller DOSER is a remanufactured componentThe FLEETGUARD AIR FILTER PRIMARY (AF4195FLG) is engineered to deliver high efficiency primary air filtration for heavy duty engines. Its advanced filtration media traps dust and contaminants effectively, protecting critical engine parts from wear and extending engine lifespan. Designed for durability and optimal airflow, this filter supports enhanced engine performance, longer service intervals, and reduced maintenance costs, making it ideal for