Product Description
Feed your high-power LMM the fuel it needs with the Exergy E01 10454 Reman 250% Over Injector Set. Precision-balanced and flow-matched, these Exergy Performance injectors deliver massive fueling with the repeatability and drivability Exergy is known for—ideal for serious street/strip trucks and competition builds.
Key Benefits
- ~250% over stock flow for high-power applications
- Remanufactured on OE-level equipment; balanced & flow-verified
- Optimized spray pattern for LMM piston bowl
- Matched set for consistent cylinder-to-cylinder fueling
Fitment
- Platform: GM Duramax 6.6L LMM
- Years: 2007.5, 2008, 2009, 2010
- Vehicles: Chevrolet Silverado/GMC Sierra 2500HD & 3500HD
What’s Included
- (8) Exergy E01 10454 Reman 250% Over Injectors (flow-matched set)
- Test data from Exergy Performance
Recommended Supporting Parts
To support rail pressure and protect your investment, pair these injectors with the following:
- GM Duramax Lift Pumps (AirDog/FASS)
- Exergy LMM injector options (for alternate sizing/cross-sell):
- Shop All Exergy Performance
Install Notes
- Professional installation and mandatory ECM calibration/tuning required for 250% over sets.
- Lift pump strongly recommended to ensure adequate supply and filtration.
- Always use fresh fuel filters and clean lines; contamination will void warranty.
Frequently Asked Questions
Q: Are these true drop-in injectors?
A: Physically yes for the LMM platform, but custom tuning is required for proper operation at this flow level.
Q: What turbo and CP3 should I pair with 250% over injectors?
A: Typically an upgraded turbo and high-output CP3 (or dual fuelers) are recommended; consult your tuner for goals.
Q: Is there a core charge?
A: Many reman injectors include a refundable core; details (if applicable) will be shown on the product page/checkout.
Q: Track use only?
A: These are intended for high-performance builds. Confirm emissions compliance and local regulations before purchase.
About Exergy Performance
Exergy sets the standard in precision diesel fuel system components. Explore more here: Exergy Performance at CPP Diesel.
