AirDog II 4G 165GPH 01-10 GM 6.6L Duramax

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.

Advancing the AirDog® Tradition with the 4th Generation Fuel System!

The AirDog® II-4G system improves engine performance by:

• Maintaining Correct Injection Timing

• Eliminating Spray Pattern Disruption

• Allowing for a Full Power Stroke and Complete Burn

Benefits of the AirDog® II-4G:

• Increased Fuel Economy

• Increased Power Output

• Increased Torque Output

• Longer Injector Life

• Improved Throttle Response

• Optimized Engine Performance

AirDog® II-4G also overcomes loss of power for diesel engines operating at higher altitudes.