Air/Fuel Separation 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 for your GM Duramax.

FEATURES

• Increased Fuel Economy
• Increased Power Output
• Increased Torque Output
• Longer Injector Life
• Improved Throttle Response
• Reduced Exhaust Emissions
• Optimized Engine Performance
• AirDog® II-4G also overcomes loss of power for diesel engines operating at higher altitudes.