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LML Duramax CP4 to CP3 Conversion Kit with Pump (Emissions Intact)

436401

$2,299.95
2011-2016 LML Duramax CP4 to CP3 Conversion Kit with Pump (Emissions Intact)
Core Charge: $100.00 CP4C Category: Air and Fuel Delivery › Service Kits › Fuel Injection Pump Installation Kit

This kit is designed to work with factory OE trucks without tuning and modifications. Factory emissions must be intact.


  • No Tuning Needed

    Our CP3 Conversion Kit is a direct replacement for the factory CP4 and will not cause check engine lights. No need to spend extra money on custom tuning or programmers, our kit works with the factory tuning.

  • Emissions Compliant

    Our CP3 Conversion Kit has been designed to be used with all of the factory emissions equipment. Your truck will run as if it was from the factory.

  • Proven Reliability

    The CP3 fuel pump is proven to have longevity and to be reliable in performance applications.

  • Remove the Worries

    The CP4 has known failure issues that cannot be remedied. These issues, if they occur, can cause damage to other major fuel system components.

Length24"
Width12"
Height12"
Weight23 lb
UPC840256910315
Vehicle Years2011–2016 · 24 vehicles · see the Vehicle Fitment tab

This part fits 24 vehicles, 2011–2016. Click a model to see every part we offer for it.

6.6L 8-cyl V6.6L 8Cyl V (6599)(403)

Chevrolet
Silverado 2500 HD 2011-2016 Condition: New
Silverado 3500 HD 2011-2016 Condition: New
GMC
Sierra 2500 HD 2011-2016 Condition: New
Sierra 3500 HD 2011-2016 Condition: New

Fitment comes from our catalog data and is updated nightly. When in doubt, check the OEM cross-references under Specification or call (800) 955-0476.