2001-2010 Chevy GMC Duramax Diesel 6.6L
165gph @ Stock to Moderate HP (0-600 HP)
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
Reduced Exhaust Emissions
Optimized Engine Performance
AirDog® II-4G also overcomes loss of power for diesel engines operating at higher altitudes.
All-Inclusive Installation Kit includes:
Relay Control Wiring Harness
Fuel Module Up-Grade (when required)
All Fuel Fittings Required
1/2″ Fuel Lines W/ OEM Style Quick Connect Fittings
AirDog® II-4G Bracket & Spacer