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Flight Systems High Pressure CP3 Pump (Reman) | 2004.5-2005 Chevy/GMC Duramax LLY 6.6L

  • Requires $375 core charge
  • Pre-paid shipping label for your core return
  • Fully remanufactured in the USA
  • MPROP's are completely remanufactured, not just cleaned and tested
  • Multiple inspection and testing points for all critical components
  • Flow and Pressure tested based on actual engine operation
Pricing: $535.35

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This Bosch High Pressure fuel pump (CP3) for your 2004.5-2005 Chevy/GMC Duramax LLY model diesel has been fully remanufactured by Flight Systems and has been tested to the strictest of OE standards for optimal performance. Backed by 100% satisfaction guaranteed.

Requires a refundable $375 core charge and includes a pre-paid shipping label for your core return.


  • All Pump components are re-certified to OE specifications
  • Every pump is tested on state-of-the-art test equipment to meet OE specifications
  • 100% replacement of all seals
  • Transfer Pump: Tested for vacuum (suction) and output pressure
  • Multiple point delivery testing of Pump Assembly at various Speeds and Pressures
  • Remanufactured Flow Control Valve: Complete disassembly, cleaning, inspection, and multiple point flow testing
  • Plunger check valves tested for back-leakage

Installation Tips

  • 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


  • 1 Year
  • Unlimited Mileage

Shipping Information

  • Item Requires Shipping
  • 12.0 lbs.
  • W12.0000” x H9.0000” x L6.0000”
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