2007-2010 GMC/CHEVROLET 6.6L DURAMAX LBZ-LMM REMAN BOSCH CP3 INJECTION PUMP
Restore the fuel delivery performance of your Duramax engine with this remanufactured Bosch CP3 Injection Pump, built for 2007–2010 GMC/Chevrolet 6.6L Duramax LBZ and LMM applications. The Bosch CP3 is the heart of the Duramax common-rail fuel system, responsible for generating the precise high fuel pressure required for efficient combustion, smooth power delivery, and optimal fuel economy.
This CP3 pump has been professionally remanufactured to OEM Bosch standards, fully disassembled, cleaned, inspected, and fitted with all new seals, gaskets, and internal components where required. Each unit is bench-tested for flow, pressure, and performance to ensure factory reliability and consistency.
What’s Included in the Kit:
• (1) Remanufactured Bosch CP3 Injection Pump
• (1) Mounting O-Ring / Seal Kit
Features and Benefits:
• Genuine Bosch remanufactured CP3 pump – not aftermarket
• Restores proper high-pressure fuel delivery for Duramax engines
• 100% tested for flow, output, and leak-free operation
• Meets or exceeds OEM specifications
• Improves cold starts, throttle response, and overall fuel efficiency
• Direct-fit replacement – no modifications required
Truck Compatibility:
• 2006–2007 GMC/Chevrolet 6.6L Duramax LBZ
• 2007.5–2010 GMC/Chevrolet 6.6L Duramax LMM
Product Summary:
This remanufactured Bosch CP3 Injection Pump delivers factory-level performance and reliability for your LBZ or LMM Duramax. Ideal for restoring power and efficiency, it ensures consistent fuel pressure and long-term durability backed by Bosch’s quality craftsmanship.
Shipping Disclaimer
✔️ We ship via USPS, UPS, and FedEx.
✔️ Carrier selection is based on package size, weight, and destination.
✔️ Expedited shipping options available, call to check freight options
✔️ Orders are processed within 1 business day (Monday–Friday).
✔️ Orders placed on weekends or holidays will be processed on the next business day.
✔️ Tracking information will be provided once the item ships.
✔️ Shipping to PO Boxes, APO/FPO may be limited based on carrier restrictions.
California Proposition 65 Warning:
WARNING: This product can expose you to chemicals including lead and other substances known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov
*MAKE SURE 8TH DIGIT OF THE VIN IS A "D" OR 6
OEM R986437332, 0445020037, 0445020105, 0986437332, DT97361351R, 2H115, 97361351, 97303762, 97720662, 97208073
TIPS FOR SUCCESSFUL INJECTION PUMP INSTALLATION:
- Follow manufacturer installation procedure and torque specifications.
- Replace fuel filter.
- Flush and inspect fuel supply system.
- Flush and inspect high pressure fuel lines.
- Lubricate O-rings with clean engine oil.
NOTE: SHIPPING PRICE INCLUDES A $300.00 CORE CHARGE DEPOSIT FOR PUMP ORDERED. THIS WILL BE REFUNDED UPON RECEIVING OF THE ORIGINAL CORE.
SHIPPING: FEES ARE $40.00 SHIPPING
CORE: RETURNED CORES MUST BE EXACTLY THE SAME TYPE CORE FOR 100% CORE REFUND. THESE UNITS ARE DIFFICULT TO SOURCE AND IT’S VITAL TO BDD TO GET CORES RETURNED.
NO CORE CREDIT WILL BE ISSUED FOR THE FOLLOWING:
- NO REFUNDS FOR PHYSICALLY DAMAGED CRACKED, MELTED OR BROKEN BODY MUST BE A GOOD REBUILDABLE CORE.
- VISIBLE SIGNS OF RUST, FIRE DAMAGE, WATER DAMAGE, PHYSICAL ABUSE OR EXCESSIVE FORCE ON ANY AND ALL PARTS OF THE PUMP.
MUST BE INTACT JUST LIKE THE ONE YOU RECEIVED! IF PARTS ARE MISSING THERE WILL BE NO CORE CREDIT ISSUED.
WE DEPEND ON GOOD CORES TO CONTINUE TO OFFER SUPERIOR PUMP
*CORES MUST BE RETURNED WITHIN 30 DAYS OF PURCHASE DATE FOR 100% REFUND. AFTER 30 DAYS CORE, NO CORE REFUND WILL BE ISSUED. NO EXCEPTIONS
