Product Description
Unlock reliable power on your LMM with the Exergy E01 10405 Reman 30% Over Injector Set. Precision-calibrated and flow-matched by Exergy Performance, these remanufactured injectors deliver ~30% more fuel than stock while maintaining clean idle and excellent drivability when paired with proper tuning and supply pressure.
Key Benefits
- ~30% over stock flow for towing, street, and mild performance builds
- Exergy reman process with new internals where required; flow-balanced within tight tolerances
- OE-like cold starts and throttle response with appropriate supporting mods
- Includes seals for installation (see product options for core and other details)
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
- Set of 8 reman Exergy 30% over injectors (LMM)
- Injector seal kit (copper washers & O-rings)
- Calibration/flow data sheet from Exergy (when provided by manufacturer)
Recommended Supporting Parts
For best performance and injector life, ensure stable supply pressure and sufficient high-pressure capacity:
- GM Duramax Lift Pumps (improves filtration & supply pressure)
- Exergy CP3 Options for LMM:
- Browse all Exergy parts: Exergy Performance at CPP Diesel
Related Exergy LMM Injector Options
- NEW 30% Over Injector Set (LMM)
- Reman 60% Over Set
- Reman 100% Over Set
- Reman 150% Over Set
- Reman 250% Over Set
- Reman 300% Over Set
Install Notes
- Professional installation recommended; replace return line seals and properly torque injector hold-downs
- Prime/bleed the fuel system thoroughly after install
- Custom tuning recommended for best smoke control, EGTs, and drivability with 30%+ over injectors
- Maintain clean fuel with quality filtration to avoid premature wear
Frequently Asked Questions
Q: Are these a direct replacement for LMM?
A: Yes, they’re built for 2007.5–2010 LMM applications and install like OE components.
Q: Do I need a lift pump?
A: Strongly recommended. A lift pump stabilizes supply pressure and improves filtration for longer injector life. See our Duramax lift pump options.
Q: Is tuning required?
A: Not strictly required, but custom tuning is highly recommended to take full advantage of 30% over flow while keeping smoke/EGTs in check.
Q: Is there a core charge?
A: Many Exergy reman sets include a refundable core charge. If applicable, details appear in the product options and at checkout.
Q: Warranty?
A: Covered by Exergy’s manufacturer warranty. Keep your proof of purchase and follow proper install/filtration practices.
About Exergy Performance
Exergy is a leader in precision diesel fuel system components. Explore the full lineup here: Exergy Performance at CPP Diesel.
