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Dan's Diesel Performance
DDP 2017-Present L5P Duramax CP3 Conversion Kit
$3,250.00
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Details
DDP 2017-Present L5P Duramax CP3 Conversion Kit converts the factory high-pressure fuel system to a Dan's Diesel Performance CP3 setup.
Choose a 10mm, 12mm, or 14mm pump based on injector size and horsepower goals. The kit includes the CP3 pump with mounting flange and drive gear, nickel-treated high-pressure lines, feed and return fittings, rail-port cap, and FCA extension harness.
- Fitment: 2017-present GM 6.6L L5P Duramax
- 10mm: intended for moderate performance combinations
- 12mm: rated around 1,050 HP and recommended for trucks with 100-200% over injectors
- 14mm: intended for competition trucks with built engines and very large injectors
- Warranty: Manufacturer warranty varies by pump selection
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