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    L5P Duramax Fuel System


    L5P Duramax Injectors
    L5P Duramax Injectors
    L5P Duramax Lift Pumps
    L5P Duramax Lift Pumps
    L5P Duramax Fuel Sumps & Suction Tubes
    L5P Duramax Fuel Sumps & Suction Tubes
    L5P Duramax Fuel Contamination Kits
    L5P Duramax Fuel Contamination Kits
    L5P Duramax Fuel System Plumbing
    L5P Duramax Fuel System Plumbing
    L5P Duramax Replacement Fuel Filters
    L5P Duramax Replacement Fuel Filters
    L5P Duramax Fuel Rail
    L5P Duramax Fuel Rail
    L5P Duramax fuel system parts are designed to ensure reliable fuel delivery, improved engine performance, and long-lasting durability on 2017+ Chevy and GMC 6.6L diesel trucks. Ideal for towing, hauling, and high-performance applications, these heavy-duty components protect your fuel system, enhance efficiency, and maximize power—essential upgrades for diesel owners seeking dependable performance under any load.

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    L5P Duramax DCR Conversion Pump Kit Alliant 608990
    L5P Duramax DCR Conversion Pump Kit Alliant 608990 $2,400.00
    California Restricted
    Fits: L5P Duramax 2017-2023
    L5P Duramax DCR Pump Conversion Kit Dynomite Diesel DDPL5P-DCRKIT
    L5P Duramax DCR Pump Conversion Kit Dynomite Diesel DDPL5P-DCRKIT $2,400.00
    Fits: L5P Duramax 2017-2023
    L5P Duramax High-Pressure Fuel Pump Installation Kit Alliant AP0135
    L5P Duramax High-Pressure Fuel Pump Installation Kit Alliant AP0135 $222.07
    Fits: L5P Duramax 2017-2020 | 2019-2020 L5D
    L5P Duramax CP3 Conversion Kit w/ 10mm Pump S&S Diesel L5P-CP3-10
    Temporarily Out of Stock
    L5P Duramax CP3 Conversion Kit w/ 10mm Pump S&S Diesel L5P-CP3-10 $2,912.00
    California Restricted
    Fits: L5P Duramax 2017-2023
    Duramax High-Pressure Fuel Pump (HPFP) GM 12731367
    Duramax High-Pressure Fuel Pump (HPFP) GM 12731367 $881.63
    Fits: L5P Duramax 2017-2026 | L5D 2019-2025 Cab & Chassis
    L5P Duramax Fuel Pump Control Module GM 13565642
    L5P Duramax Fuel Pump Control Module GM 13565642 $144.54
    Fits: L5P Duramax 2017-2023
    L5P | L5D Duramax Reman High Pressure Fuel Injection Pump Alliant AP54950
    L5P | L5D Duramax Reman High Pressure Fuel Injection Pump Alliant AP54950 $647.99
    Fits: L5P | L5D Duramax 2017-2025
    Select Options
    Electric Heater Kit Fass HK1001
    Electric Heater Kit Fass HK1001 $160.55
    Fits: For Fass Titanium Systems
    Heavy Duty Frame Clamp Fass CBK1001
    Heavy Duty Frame Clamp Fass CBK1001 $71.25
    California Restricted
    Fits: For Use With Titanium or Titanium Signature Fass Fuel Systems
    Duramax Fuel Tank Strap Bolt GM 11519894
    Duramax Fuel Tank Strap Bolt GM 11519894 $8.61
    Fits: 2500HD/3500 Silverado | Sierra 2001-2019
    L5P Duramax Injector Connector Pigtail GM 19368140
    L5P Duramax Injector Connector Pigtail GM 19368140 $115.26
    Fits: L5P Duramax 2017-2021
    High Flow Adjustable Fuel Pressure Regulator Fass FPR2001
    High Flow Adjustable Fuel Pressure Regulator Fass FPR2001 $299.25
    California Restricted
    Fits: Universal
    L5P Duramax Replacement Fuel Injector Connector Pigtail Fleece FPE-HAR-L5P-INJ-PT
    L5P Duramax Replacement Fuel Injector Connector Pigtail Fleece FPE-HAR-L5P-INJ-PT $59.99
    Fits: LML|L5P Duramax 2011-2024 | 2019-2025 LM2|LZO
    DFS780 Fuel System Wiring Harness AFE 42-90002
    DFS780 Fuel System Wiring Harness AFE 42-90002 $72.67
    Fits: AFE DFS780 Fuel Systems
    Select Options
    L5P Duramax Fuel Cooler GM 84215312
    L5P Duramax Fuel Cooler GM 84215312 $356.06
    Fits: L5P Duramax 2017-2019
    L5P Duramax Fuel Cooler GM 84740502
    L5P Duramax Fuel Cooler GM 84740502 $105.76
    Fits: L5P Duramax 2020-2026
    L5P|L5D Duramax Fuel Rail Pressure Sensor Alliant AP63632
    L5P|L5D Duramax Fuel Rail Pressure Sensor Alliant AP63632 $130.75
    Fits: L5P|L5D Duramax 2017-2023
    L5P Duramax Fuel Pump Module Assembly GM 85068787
    L5P Duramax Fuel Pump Module Assembly GM 85068787 $228.40
    Fits: L5P Duramax 2017–2019
    L5P Duramax Fuel Sender Pump Assy GM 85068789
    L5P Duramax Fuel Sender Pump Assy GM 85068789 $222.93
    Fits: L5P Duramax 2017-2019
    Titanium Signature Series Ultimate Electric Heater Kit FASS HK1003U
    Titanium Signature Series Ultimate Electric Heater Kit FASS HK1003U $435.10
    Fits: For use with FASS Titanium Series Fuel Pumps
    L5P Duramax Fuel Tank Fuel Pump Module Kit GM 86534333
    L5P Duramax Fuel Tank Fuel Pump Module Kit GM 86534333 $235.29
    Fits: L5P Duramax 2020-2025 (Check VIN)
    L5P Duramax Fuel Injection Pump Drive Gear GM 12698076
    L5P Duramax Fuel Injection Pump Drive Gear GM 12698076 $34.36
    Fits: L5P Duramax 2017-2025
    L5P Duramax Fuel Injector Connector Pigtail (4-Pack) Fleece FPE-HAR-L5P-INJ-PT-4P
    L5P Duramax Fuel Injector Connector Pigtail (4-Pack) Fleece FPE-HAR-L5P-INJ-PT-4P $179.99
    Fits: LML|L5P Duramax 2017-2024
    LML|L5P Duramax Fuel Injector Connector Pigtail (8-Pack) Fleece FPE-HAR-L5P-INJ-PT-8P
    LML|L5P Duramax Fuel Injector Connector Pigtail (8-Pack) Fleece FPE-HAR-L5P-INJ-PT-8P $299.99
    Fits: LML|L5P Duramax 2011-2024