PureFlow’s Original AirDog 4G efficiently removes air and vapor from your fuel improving overall engine reliability and performance. The AirDog provides the proper pressure and flow of fuel to your engine under virtually all operating conditions for peak efficiency with consistent and maximum power output!
The compact AirDog provides the most effective technology designed specifically for pickups to remove water, particulates, vapor and entrained air from fuel. The AirDog replaces the Cummins factory lift pump and filter system, and enhances the fuel delivery to Powerstroke and Duramax engines with a commercial duty system.
