Product Description
Make serious LLY power with Exergy’s 100% Over Reman Injector Set (E01 10208). Precision-calibrated and flow-matched, these Exergy Performance injectors deliver approximately double the stock flow, supporting significant horsepower goals while maintaining excellent atomization and drivability when paired with proper fuel supply and tuning.
Key Benefits
- 100% over stock flow for high-performance builds
- Remanufactured to Exergy’s stringent specifications with full test data
- Flow-matched set for balanced cylinder fueling and smoother operation
- Ideal with upgraded CP3, quality lift pump, and appropriate tuning
Fitment
- Make/Model: Chevrolet Silverado 2500HD/3500HD; GMC Sierra 2500HD/3500HD
- Engine: Duramax 6.6L LLY
- Years: 2004.5, 2005 (mid-year LLY introduction)
What’s Included
- (8) Exergy E01 10208 Reman 100% Over Injectors – flow-matched set
- Injector test results/flow data (from Exergy)
Recommended Supporting Parts
For best results and long-term reliability, we recommend pairing with these components:
- Shop All Exergy Performance
- Exergy E04 10205 Sportsman CP3 Pump (LLY)
- Diesel Lift Pumps (AirDog / FASS)
- Injector Install Gaskets & Seals
Tuning & Fueling Notes
- Custom tuning is required to take full advantage of 100% over injectors.
- Upgraded CP3 and a quality lift pump are strongly recommended to maintain commanded rail pressure.
- Use clean fuel and high-quality filtration—contamination is the #1 cause of injector issues.
Frequently Asked Questions
Q: Are these true 100% over LLY injectors?
A: Yes—this E01 10208 set is calibrated by Exergy at ~100% over stock flow and delivered as a matched set.
Q: Do I need to upgrade my CP3?
A: For 100% overs, an upgraded CP3 is highly recommended. See the Exergy E04 10205 Sportsman CP3.
Q: Will these work on a stock truck?
A: Not recommended without supporting mods. You will need proper tuning, a strong fuel supply, and ideally a turbo upgrade to utilize the added flow.
Q: Is there a core charge?
A: Many Exergy reman sets include a refundable core charge. If applicable, details 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 procedures.
About Exergy Performance
Exergy is a leader in precision diesel fuel system components for Duramax platforms and more. Explore the full lineup here: Exergy Performance at CPP Diesel.
