Exergy Remanufactured Fuel Injectors
2006-2007 GM Duramax LBZ
Upgrading to Exergy injectors is one of the most effective ways to improve the efficiency, reliability, and performance of your Duramax fuel system. Exergy remanufactured injectors are built using brand-new internal components and hardware, then precision-assembled to meet or exceed OEM standards and specifications for consistent performance and long service life.
Each injector is based on your factory unit, flow-tested, and balanced to ensure smooth operation and optimized fuel delivery across all driving conditions—from stock daily drivers to high-horsepower builds.
⚠️ Sold as a complete set of 8 injectors.
Injector Sizing & Power Recommendations
(Approximate horsepower capability – proper tuning and supporting mods required)
-
Sportsman / Stock: Up to 600 HP
-
30% Over: Up to 650 HP
-
45% Over: Up to 700 HP
-
60% Over: Up to 750 HP
-
100% Over: Up to 850 HP
-
150% Over: Up to 900 HP
-
200% Over: Up to 1,000 HP
-
250% Over: Up to 1,300 HP
-
300% Over: Up to 1,500 HP
-
400% Over: 1,600–2,000 HP
-
500% Over: 2,000+ HP
Recommended CP3 Pump Pairings
(Proper tuning and supporting fuel system upgrades required)
-
Sportsman / Stock Injectors (up to 600 HP):
Stock CP3 or Sportsman CP3 -
30%–45% Over Injectors (up to 700 HP):
10mm CP3 -
60% Over Injectors (up to 750 HP):
10mm or 12mm CP3 -
100% Over Injectors (up to 850 HP):
12mm CP3 -
150% Over Injectors (up to 900 HP):
12mm or 14mm CP3 -
200% Over Injectors (up to 1,000 HP):
14mm CP3 -
250% Over Injectors (up to 1,300 HP):
14mm CP3 or dual CP3 setup -
300% Over Injectors (up to 1,500 HP):
Dual CP3 setup -
400% Over Injectors (1,600–2,000 HP):
Dual CP3 or Alpha CP3 system -
500% Over Injectors (2,000+ HP):
Dual CP3 or Alpha CP3 system
Exergy Injector Features
-
Tested to the highest industry standards
-
Engineered for consistent, reliable performance
-
Meets or exceeds OEM fit and function
-
Built from factory-based cores
-
Flow-tested and balanced as a matched set
-
Optimized fuel injection characteristics
-
Straightforward, drop-in installation
For more information on Exergy products, call 1-866-806-6142.
