Product Description
Unlock reliable power gains on your LLY with the Exergy E01 10206 Reman 45% Over Injector Set. Precision-balanced and flow-matched by Exergy Performance, these injectors add fueling headroom for street, towing, and mild performance builds while maintaining excellent drivability and clean idle.
Key Benefits
- Remanufactured on OEM cores with Exergy-spec internals and QC
- ~45% over increase in flow for higher power potential
- Tight balance rates and spray pattern verification for smooth operation
- Ideal with tuning, upgraded CP3, and a quality lift pump
Fitment
- Make/Model: Chevrolet Silverado 2500HD/3500HD; GMC Sierra 2500HD/3500HD
- Engine: 6.6L Duramax LLY
- Years: 2004.5, 2005 (mid-2004 introduction of LLY)
What’s Included
- (8) Exergy E01 10206 Reman 45% Over Injectors (LLY)
- Flow data and balance documentation (when provided by manufacturer)
Recommended Supporting Parts
For best results and injector longevity, pair with Exergy fueling components and proper filtration:
- Exergy E04 10205 Sportsman CP3 (LLY)
- Duramax Lift Pumps (AirDog / FASS)
- Injector Seals, Gaskets & Install Hardware
- Shop All Exergy Performance
Power & Tuning Notes
- Custom tuning recommended to optimize fuel delivery and smoke control
- Upgraded CP3 and lift pump strongly recommended for sustained rail pressure
- Consider boost, EGT, and fuel pressure monitoring for performance applications
Install Notes
- Professional installation advised; always replace seals/lines as required
- Verify clean fuel supply—contamination is the #1 cause of injector failure
- Follow torque specs and injector return line routing best practices
Frequently Asked Questions
Q: Do I need a bigger CP3 for 45% over injectors?
A: It’s strongly recommended. See the Exergy E04 10205 Sportsman CP3 (LLY) for stable rail pressure under load.
Q: Will these work on a stock turbo?
A: Yes, but tuning is needed to manage fueling and EGTs. For higher power goals, a turbo upgrade may be beneficial.
Q: Are these balanced and flow-matched?
A: Yes. Exergy verifies spray pattern, balance, and flow to tight tolerances.
Q: Is there a core charge?
A: Most reman injectors require core returns. Any core policy and charges will be shown in the product options/checkout.
Q: Warranty?
A: Covered under Exergy’s manufacturer warranty—retain proof of purchase and follow proper install and filtration practices.
About Exergy Performance
Exergy is a leader in high-precision common-rail components. Explore more Exergy parts here: Exergy Performance at CPP Diesel.
