Product Description
Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel volume demanded by serious 2001–2004 Duramax 6.6L LB7 builds. Calibrated and flow-verified by Exergy for consistency under sustained load.
Key Benefits
- 14mm stroker CP3 for significantly increased displacement and flow
- LBZ-based design for durability and smooth, stable rail pressure
- Purpose-built for high-performance / competition LB7 applications
- Calibrated and flow-verified by Exergy Performance
Fitment
- Make/Model: Chevrolet Silverado 2500HD/3500HD; GMC Sierra 2500HD/3500HD
- Engine: Duramax 6.6L LB7
- Years: 2001, 2002, 2003, 2004
- Direct bolt-in with factory-style lines and mounting
What’s Included
- Exergy E04 10109 14mm Stroker CP3 Pump – Race Series (LBZ-based)
- Unit assembled, calibrated, and flow-verified by Exergy
- Basic installation guidance
Recommended Supporting Parts
To support the increased fuel volume and protect your investment, we strongly recommend:
- High-Quality Lift Pump (AirDog / FASS)
- Matched Exergy-brand LB7 injector sets:
- Gaskets & Seals
- Shop All Exergy Performance
Install Notes
- Professional installation required. Thoroughly prime/bleed the fuel system after install.
- Tuning is required for proper command of rail pressure and fueling with a stroker CP3.
- A quality lift pump and filtration are critical; contamination is the #1 cause of pump failure.
- Verify harness/connector compatibility; if your truck’s harness has been altered, an adapter may be needed.
- Competition/Off-Road use only where applicable.
Frequently Asked Questions
Q: Is this pump suitable for a stock LB7?
A: No. This 14mm Race Series CP3 is intended for high-output builds with appropriate tuning and supporting mods.
Q: Will this work with my existing fuel lines and brackets?
A: Yes. It’s designed as a direct bolt-in for LB7 trucks using factory-style lines, brackets, and drive.
Q: Do I need a lift pump?
A: Absolutely. A lift pump stabilizes supply pressure and protects the CP3. See our lift pump options.
Q: Which injectors pair best?
A: Choose Exergy LB7 injector sets sized for your goals—Sportsman/45% for street-tow power, 100–250% for race builds. See the Exergy LB7 options linked above.
Q: Is there a core charge?
A: Some CP3s include a refundable core charge. If applicable, details will be shown in the options or at checkout.
Q: What about warranty?
A: Covered by Exergy’s manufacturer warranty. Keep proof of purchase and follow proper installation and filtration practices.
About Exergy Performance
Exergy is a leader in precision diesel fuel system components. Explore more here: Exergy Performance at CPP Diesel.
