2011-2016 Duramax CP3 Conversion Kit (FPE-LML-CP3-10)

Upgrade your unreliable CP4 pump with Fleece Performance's CP3 Conversion Kit; drastically increasing reliability & fueling capabilities, this pump has whole lot of beneficial features to keep your Duramax running, & reduce the chances of costly failures.

Part Number: FPE-LML-CP3-10 

• Heavy Duty CP3 with 10mm displacement cam
• High flow CP3 feed and return fittings
• Preformed feed and return fuel lines
• CP3 to rail high pressure fuel line
• High flow CP3 feed and return fuel fittings
• Preformed feed and return fuel lines
• CP3 mounting adapter
• Dosing injector fuel lines and mounting bracket
• FCA extension harness
• Low pressure fuel feed lines
• Hardware kit

• This kit has been tested for use in stock application trucks that did not utilize a fuel lift pump. For optimal performance, if the truck is equipped with a lift pump, the feed pressure to the CP3 should not exceed 2 psi. Engine surging may be induced by the additional fuel pressure of a lift pump operating at pressures over 2 psi. Engine surging may be induced by the additional fuel pressure of a lift pump operating at pressures over 2 psi. If you are intending to combine this kit with a Fleece PowerFlo lift pump, contact Fleece for a lower rate spring for your pump to accommodate operation with this kit. For higher lift pump pressures, FCA table values will require adjustment.
• Covered under SC-E Emissions certificate #: SC-FLC01-0013

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  Does this pump require tuning?

  This Conversion Kit for the 2011–2016 LML models does not require tuning for installation. According to Fleece Performance, this kit is designed to be a direct replacement for the factory CP4 pump, and it operates seamlessly with the stock ECM calibration.