Product Description
Alliant Power DCR Pump Conversion and Contamination Kit For GM Duramax 2020 to 2023 L5P
This complete Diesel Fuel Contamination Kit is designed for the 2020–2023 GM 6.6L L5P pickup truck and includes all needed components to restore the entire high-pressure fuel system, including the DCR fuel pump, after a contamination event. Whether due to water intrusion, DEF misfill, or fuel quality issues, this kit is designed to ensure a full-system refresh and protect your engine from long-term damage. Backed by our AP two-year unlimited mileage warranty.
**Fits Pickup Only; does not fit Cab Chassis Model**
- 2020-2023 Chevrolet Silverado 2500
- 2020-2023 Chevrolet Silverado 3500
- 2020-2023 GMC Sierra 2500
- 2020-2023 GMC Sierra 3500
- Included in the box:
- 8 – New Common Rail Injectors OE # 12698552
- 1 – New Fuel Injection Pump DCR Part # 608990
- 1 – Throttle Body Mounting Gasket OE # 12665248
- 1 – EGR Valve at Manifold Gasket OE # 12677819
- 1 – Turbocharger Gasket OE # 12651147
- 2 – Intake Manifold Gaskets OE # 12642410
- 2 – EGR Coolant Pipe Seals OE # 12648141
- 1 – Water Pipe Gasket OE # 12643771
- 2 – Thermostat Housing Gaskets OE # 12643149
- 1 – Coolant Pipe Seal OE # 12648140
- 1 – Coolant Pipe Seal OE # 12658352
- 1 – Diesel Fuel Filter OE # PU9012/1Z
- 1 – Return Line From Pump OE # 12673878
- 1 – Return Line From Injector LH OE # 12684288
- 1 – Return Line From Injector RH OE # 12684289
- 1 – Fuel Cooler OE # 84740502
- 1 – EGR Pipe Gasket OE # 12680216
- 1 – EGR Valve Gasket OE # 12688014
- 1 – Fuel Injection Pump Nut OE # 11611990
- 1 – Fuel Rail OE # 12686810 – LH
- 1 – Fuel Rail OE # 12686808 – RH
- 4 – HP Lines OE # 12720156
- 4 – HP Lines OE # 12720157
- 1 – Aftertreatment Injector OE # 12717296
- 8 – Bolts OE # 11611340
Part Number: AP57026



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