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Industrial Injection CP4-to-CP3 conversion kit for 2011–2016 Duramax 6.6L LML updates the fuel system pump configuration using a 10mm Dragon Fire pump variant. Intended for diesel performance and reliability upgrades, the kit offers a route to convert to a CP3-style pump assembly for applications needing different pump architecture, supporting higher-flow fueling strategies.
Industrial Injection 11-16 Drmx 6.6L LML CP4 to CP3 Conversion Kit w/ 85p over 10mm Dragon Fire Pump
