Product Description
Feed your LMM the fuel it needs with the Exergy E02 10407 NEW 60% Over Injector Set. These brand-new Exergy Performance injectors are precision calibrated and flow-matched to deliver approximately 60% more fuel than stock—ideal for street/strip builds, towing with compound turbos, or dedicated power setups that still demand clean idle and OE-like manners when properly tuned.
Key Benefits
- Brand-new (not reman) Exergy injectors for maximum reliability
- ~60% over stock flow, matched as a complete set for smooth operation
- Precision calibration and test data from Exergy Performance
- Supports higher horsepower with the right air, fuel supply, and tuning
Fitment
- Make/Model: Chevrolet Silverado 2500HD/3500HD; GMC Sierra 2500HD/3500HD
- Engine: 6.6L Duramax LMM
- Years: 2007.5, 2008, 2009, 2010
What’s Included
- (8) Exergy NEW 60% Over Injectors – flow matched as a set
- Individual test data/flow report (when provided by Exergy)
- Basic installation guidance
Recommended Supporting Parts
To protect your investment and achieve consistent results, pair these injectors with proper fuel supply and related components:
- Diesel Lift Pumps (AirDog / FASS)
- Injector Seals, Cups & Install Gaskets
- Shop All Exergy Performance (Brand Catalog)
Power & Tuning Notes
- Custom tuning is required to take full advantage of 60% over injectors and maintain drivability.
- A healthy CP3 and quality lift pump are strongly recommended to sustain rail pressure.
- Upgraded air (turbo/exhaust) helps manage EGTs and smoke with higher fueling rates.
Install Notes
- Professional installation is recommended; cleanliness is critical for injector longevity.
- Prime and bleed the fuel system thoroughly after installation.
- Use fresh fuel filters and verify supply pressure before initial startup.
Frequently Asked Questions
Q: Are these injectors brand-new or remanufactured?
A: Brand-new Exergy units, not remans.
Q: Do I need tuning?
A: Yes. 60% over injectors require custom tuning to optimize fueling, smoke control, and drivability.
Q: What fuel system upgrades are recommended?
A: A quality lift pump is strongly recommended, and your CP3 must be healthy. See our lift pump options.
Q: Is there a core charge?
A: New injectors typically do not carry a core charge. Any applicable fees will be shown in the product options or at checkout.
Q: Warranty?
A: Covered by Exergy’s manufacturer warranty. Keep proof of purchase and follow proper install and filtration practices.
About Exergy Performance
Exergy is a leader in high-precision common-rail fuel system components for Duramax platforms and more. Explore the full brand catalog here: Exergy Performance at CPP Diesel.
