Product Description
Make real, reliable fuel on your LBZ or LMM. The Industrial Injection 0986437332SHO is a Bosch-based, 42% over remanufactured CP3 high-pressure pump engineered for 2006–2010 GM 6.6L Duramax LBZ/LMM trucks. It’s built for clean, controllable rail pressure to support larger injectors and tuning while retaining OE drivability.
- Flows ~42% over stock to support significant HP gains with proper supporting mods
- Built from Bosch OE reman cores with precise calibration and durability coatings
- Direct bolt-on for LBZ (2006–2007) & LMM (2007.5–2010) – retains factory lines & fittings
- Ideal for single-pump performance builds; also plays well in dual-fueler setups
Fitment
- 2006–2007 Chevrolet/GMC 2500HD/3500HD 6.6L Duramax LBZ
- 2007.5–2010 Chevrolet/GMC 2500HD/3500HD 6.6L Duramax LMM
- Direct replacement/upgrade for Bosch CP3 on LBZ/LMM platforms
What’s Included
- Industrial Injection 42% Over CP3 Pump – Part # 0986437332SHO
- Installation instructions (manufacturer)
- Core return paperwork (if applicable)
Recommended Supporting Parts
- Fuel System & Injection Components (CP3 install seals, lines, fittings)
- Lift Pump / Supply Pump (AirDog/FASS) to prevent CP3 starvation
- Duramax Performance Injectors (size your injectors to match the 42% pump)
- Tuning / Programmers (required to fully utilize added pump flow)
- More Industrial Injection Components
Specifications
| Manufacturer | Industrial Injection |
| Part Number | 0986437332SHO |
| UPC | 840256903485 |
| Pump Type | Bosch CP3 (High-Pressure Fuel Pump) |
| Flow Increase | ~42% over stock |
| Engine | GM 6.6L Duramax LBZ (2006–2007), LMM (2007.5–2010) |
| Core Charge | Yes (return required) |
| Emissions Note | Not CARB legal for use in California on pollution-controlled vehicles |
Cross-Reference / OE Numbers
Bosch 0986437332; GM 97780161 (reference only). Verify application before ordering.
Install Notes
- We strongly recommend a quality lift pump and clean fuel supply.
- Custom tuning is required to realize full performance benefits.
- Return your core promptly to receive your core credit.
FAQ
How much power will a 42% over CP3 support?With proper tuning, air, and injector sizing, many LBZ/LMM builds see 100+ RWHP gains versus stock fuel supply capacity. Actual results vary with total setup.
Do I need a lift pump with this CP3?
Yes—an upgraded lift pump is highly recommended to maintain inlet supply and CP3 longevity.
Is tuning required?
Yes. Your ECM must be calibrated to command and manage the additional fuel volume safely.
Will it bolt up to my factory lines?
Yes. It’s a direct-fit CP3 for LBZ/LMM and retains factory line routing and fittings.
Is this pump 50-state legal?
No. This item is not CARB-approved for on-road use in California.
