Product Description
Max out your LB7 fuel system with the INDUSTRIAL INJECTION 0986437303DF DRAGON FIRE 85 CP3. Built from a remanufactured OEM core and calibrated by Industrial Injection, this “DF85 pump delivers approximately 85% more volume than stock to support larger injectors and higher horsepower goals on 2001-2004 GM 6.6L Duramax LB7 trucks.
Fitment
- 2001, 2002, 2003, 2004 GM Silverado/Sierra 2500HD/3500 (Classic) - 6.6L Duramax LB7
- Direct replacement style CP3 pump (LB7 applications only)
Why Buy From CPP Diesel
- Duramax fueling experts: we stock the supporting parts you actually need
- Clean, tested reman pumps from top brands
- U.S. support from diesel techs who build these trucks
Recommended Supporting Parts
- LB7 Performance Injectors - match fuel volume to your power goal
- Lift Pump (AirDog/FASS) - maintains supply pressure and protects the CP3
- LB7 CP3 Install Kit / Seals - new seals and hardware for a leak-free install
- High-Efficiency Fuel Filter - keep contamination out of your new pump
- Injector Return Line/Line Kits - refresh aging lines while you're in there
Installation & Tuning Notes
- Professional installation recommended. Verify lift pump supply pressure and filter condition.
- Custom tuning is typically required to realize full output of an 85% over pump.
- Match injector size and turbo airflow to fueling capacity for best drivability and EGT control.
FAQs
Will this pump fit my LB7 without extra brackets?Yes. It's built on a CP3 housing for the LB7 and installs like stock. Use fresh seals and torque to spec.
Do I need a lift pump with a Dragon Fire 85?Highly recommended. A quality lift pump helps maintain supply pressure, extends CP3 life, and stabilizes rail pressure under load.
Is tuning required?Custom tuning is strongly recommended to command and manage the increased fuel volume.
What injectors pair well with an 85% over CP3?Typically 60-100% over LB7 injectors depending on turbo airflow and power goals. Contact us for a matched set.
How does the core charge work?Return an acceptable, rebuildable CP3 core within the time window to receive core credit. Inspect our core policy at checkout.
| Specifications for INDUSTRIAL INJECTION 0986437303DF | |
|---|---|
| Brand | Industrial Injection |
| Part Number | 0986437303DF |
| GTIN | 840256903188 |
| UPC | 840256903188 |
| Engine Compatibility | 2001–2004 GM 6.6L Duramax LB7 |
| Configuration | Dragon Fire 85% CP3, Reman/Modified (10mm) |
| Country of Origin | USA |
| Core Charge | $300 (refundable per supplier policy) |
| Shipping Weight | 19 lb |
| Package Dimensions | 11" × 9" × 14" |
| Shipping Method | Ground (Standard) |
| Prop 65 Warning | This product can expose you to chemicals including lead and chromium, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. Learn more. |
