AirDog II-4G Fuel Air Separation System DF-165-4G Engine and Performance_Engine Parts The aFe 409 stainless steel

The aFe 409 stainless steel wrinkle black powder-coated exhaust tip is designed to fit 4" exhaust systems

The result is a system that will provide a wide powerband

AEM's Water/Methanol Injection Systems utilize the most robust hardware combined with more advanced features than any other comparable water/methanol system on the market today

oiled OE replacement performance filter will outflow the stock paper filter by up to 17% for improved horsepower and torque

With a 4" inlet

AirDog II-4G Fuel Air Separation System DF-165-4G Engine and Performance_Engine Parts The aFe 409 stainless steelAirDog A6SPBF387 AirDog A6SABF488 The next generation in the fuel delivery system. The patented AirDog II 4G has been quality engineered to remove entrained air and water vapor from diesel fuel. The result is a compact, long lasting, efficient, and quiet fuel system made with superior quality. The AirDog II 4G system improves engine performance by: Maintaining Correct Injection Timing Eliminating Spray Pattern Disruption Allowing for a Full Power