Product Description
Add clean, usable power to your early common-rail 5.9 with the Exergy E02 20120 NEW 50HP Injector Set. These SAC 7-hole (143°) injectors are precision-built and flow-balanced by Exergy Performance for smooth idle, crisp throttle response, and reliable everyday drivability on 2003–2004 Cummins 5.9L 24V trucks.
Key Benefits
- Brand-new Exergy injectors (not reman) for long-term reliability
- SAC 7-hole, 143° spray pattern optimized for early CR bowl geometry
- Matched set—flow-balanced for smooth operation and reduced haze
- Great choice for towing, work, and daily driving with small performance bump
Fitment
- Make/Model: Dodge Ram 2500/3500
- Engine: Cummins 5.9L 24V (Common Rail)
- Years: 2003–2004 (early CR)
What’s Included
- (6) New Exergy 50HP injectors, SAC 7-hole 143°
- Pre-installed O-rings/consumables as supplied by Exergy
Recommended Supporting Parts
For best results and injector longevity, pair with healthy supply pressure and clean filtration:
Install Notes
- Professional installation recommended. Always code injectors if applicable and verify rail pressure.
- Prime the fuel system thoroughly; check for return leaks and rail relief function.
- Maintain clean fuel and quality filtration; contamination is the #1 cause of injector failure.
Frequently Asked Questions
Q: Do I need tuning with these 50HP injectors?
A: Not strictly required on otherwise stock trucks, though a mild calibration can optimize drivability and EGTs.
Q: Are these injectors new or remanufactured?
A: This is a new Exergy set (not remanufactured).
Q: Will these work with my factory CP3?
A: Yes. A healthy stock CP3 is sufficient; verify commanded vs. actual rail pressure. See our CP3 options if yours is tired.
Q: Warranty?
A: Covered under Exergy’s manufacturer warranty. Keep proof of purchase and follow proper install/filtration procedures.
About Exergy Performance
Exergy is a leader in precision diesel fuel system components for Cummins, Duramax, and Power Stroke platforms. Explore more Exergy products at CPP Diesel: Exergy Injectors and Exergy Brand Page.
