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L5P Duramax Fuel System

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  • Fleece Fuel Filter Upgrade Kit, Short Bed | 2020 L5P Duramax

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $249.00
    $249.00 - $249.00
    Current price $249.00

    Fleece Performance Model FPE-L5P-FFBA-20The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock cart...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $249.00
    $249.00 - $249.00
    Current price $249.00
  • H&S Billet Fuel Filter Housing | 2017+ L5P Duramax

    H&S Motorsports
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $129.00
    $129.00 - $129.00
    Current price $129.00

    Applications Fits all 2017+ 6.6L GM L5P Duramax Features After witnessing a few failures of the factory plastic fuel filter housing on the...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $129.00
    $129.00 - $129.00
    Current price $129.00
  • Wehrli 17-19 Duramax L5P / 20-24 L5P Duramax Long Bed Fuel Filter Housing Kit

    Wehrli
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $247.35
    $247.35 - $247.35
    Current price $247.35

    Wehrli Model WCF100361Wehrli 17-19 Duramax L5P / 20-24 L5P Duramax Long Bed Fuel Filter Housing Kit Fits L5P Duramax 2017-2019 Short Bed & Lo...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $247.35
    $247.35 - $247.35
    Current price $247.35
  • Exergy 17-24 Chevrolet Duramax 6.6L L5P New Stock Replacement Injector - Set of 8

    Exergy
    Original price $2,520.00 - Original price $2,520.00
    Original price
    $2,520.00
    $2,520.00 - $2,520.00
    Current price $2,520.00

    Worn or failed injectors on an L5P Duramax cause rough idle, smoke and misfires. This is a set of eight brand new Exergy injectors built to stock f...

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    Original price $2,520.00 - Original price $2,520.00
    Original price
    $2,520.00
    $2,520.00 - $2,520.00
    Current price $2,520.00
  • Fleece Injector Connector with Pigtail, 4 Pack | 2017 to 2022 L5P Duramax

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $179.99
    $179.99 - $179.99
    Current price $179.99

    Fleece Performance Model FPE-HAR-L5P-INJ-PT-4PA common failure point on the L5P Duramax, our replacement connector with 4.5 inch pigtail for the fu...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $179.99
    $179.99 - $179.99
    Current price $179.99
  • XDP Fuel Tank Sump, One Hole with Fuel Return XD243

    XDP
    Original price $185.95 - Original price $185.95
    Original price
    $185.95
    $185.95 - $185.95
    Current price $185.95

    XDP Fuel Tank Sump, One Hole with Fuel Return XD243. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN. ...

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    Original price $185.95 - Original price $185.95
    Original price
    $185.95
    $185.95 - $185.95
    Current price $185.95
  • FASS Billet Fuel Filter Cap for 2017+ L5P Duramax

    FASS Fuel Systems
    Original price $124.70
    Original price $124.70 - Original price $124.70
    Original price $124.70
    Current price $118.47
    $118.47 - $118.47
    Current price $118.47

    FASS Fuel Systems Model BFC1001KFASS Fuel Systems Billet L5P 2017-2024 Duramax Fuel Filter Cap (BFC1001K). Part No: BFC1001K The OEM plastic fuel f...

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    Original price $124.70
    Original price $124.70 - Original price $124.70
    Original price $124.70
    Current price $118.47
    $118.47 - $118.47
    Current price $118.47
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  • DDP DCR Pump Conversion Kit, Brand New | 2017 to 2023 L5P Duramax

    DDP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,280.00
    $2,280.00 - $2,280.00
    Current price $2,280.00

    The factory HP4 pump on the L5P Duramax can fail and send metal through the whole fuel system, turning a pump job into a full injector and rail rep...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,280.00
    $2,280.00 - $2,280.00
    Current price $2,280.00
  • S&S L5P CP3 Conversion Kit with 10mm Pump | Competition Use Only

    S&S
    Original price $3,204.00 - Original price $3,204.00
    Original price
    $3,204.00
    $3,204.00 - $3,204.00
    Current price $3,204.00

    An S&S Diesel Motorsport CP3 conversion with a 10mm pump for built L5P Duramax trucks. Fits: L5P Duramax. Will not work on stock trucks. Part...

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    Original price $3,204.00 - Original price $3,204.00
    Original price
    $3,204.00
    $3,204.00 - $3,204.00
    Current price $3,204.00
  • DDP Common Rail High Pressure Diesel Injection System Cleaner

    DDP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $47.50
    $47.50 - $47.50
    Current price $47.50

    A heavy duty, one time use cleaner for the whole common rail fuel system. It removes contamination and resin buildup. Part number: DDPCRCLEAN Ques...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $47.50
    $47.50 - $47.50
    Current price $47.50
  • FASS 17-19 Chevrolet Duramax L5P Titanium Diesel Fuel Lift Pump 140GPH (Tune Required) TS C13 140G

    FASS Fuel Systems
    Original price $867.37
    Original price $867.37 - Original price $867.37
    Original price $867.37
    Current price $824.00
    $824.00 - $824.00
    Current price $824.00

    Fass Fuel Systems Model: TSC13180F140GFASS Titanium Signature Series Diesel Fuel System 140GPH 17'-19' Duramax L5P (TSC13180F140G)Warning! This Sys...

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    Original price $867.37
    Original price $867.37 - Original price $867.37
    Original price $867.37
    Current price $824.00
    $824.00 - $824.00
    Current price $824.00
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  • Fleece 17-22 GM 2500/3500 Duramax L5O Replacement Fuel Injector Connector

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $59.99
    $59.99 - $59.99
    Current price $59.99

    Fleece Performance Model FPE-HAR-L5P-INJ-PTA common failure point on the L5P Duramax, our replacement connector with 4.5 inch pigtail for the fuel ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $59.99
    $59.99 - $59.99
    Current price $59.99
  • BD Diesel Injector Pigtail Kit for P0201 to P0208 | 2017 to 2023 L5P Duramax

    BD Diesel
    Original price $42.63 - Original price $42.63
    Original price $42.63
    $44.95
    $44.95 - $44.95
    Current price $44.95

    A common failure point on the L5P Duramax, BD's replacement connector with pigtail for the fuel injectors will get you back on the road quickl...

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    Original price $42.63 - Original price $42.63
    Original price $42.63
    $44.95
    $44.95 - $44.95
    Current price $44.95
  • Wehrli 17-23 Chevrolet L5P Duramax Relocation Mount FASS Lift Pump

    Wehrli
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $62.08
    $62.08 - $62.08
    Current price $62.08

    Wehrli Model WCF100276 2017-2023 L5P Duramax Fass Fuel System Relocation Mounting Bracket. Relocates the FASS fuel system to underneath the truck j...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $62.08
    $62.08 - $62.08
    Current price $62.08
  • Wehrli 20-24 L5P Duramax Short Bed Fuel Filter Housing Kit

    Wehrli
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $247.35
    $247.35 - $247.35
    Current price $247.35

    Wehrli Model WCF100362Wehrli 20-24 L5P Duramax Short Bed Fuel Filter Housing Kit Fits 2020+ L5P Duramax Short Bed Trucks- Increase fuel filter ca...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $247.35
    $247.35 - $247.35
    Current price $247.35
  • Fleece Performance 17-19 GM Duramax 6.6L L5P Fuel Filter Upgrade Kit

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $249.00
    $249.00 - $249.00
    Current price $249.00

    Fleece Performance Model FPE-L5P-FFBA-1719The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock ca...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $249.00
    $249.00 - $249.00
    Current price $249.00
  • FASS 20-23 Duramax L5P Crew Cab Short Bed Drop-In Series Fuel System

    FASS Fuel Systems
    Original price $504.21
    Original price $504.21 - Original price $504.21
    Original price $504.21
    Current price $479.00
    $479.00 - $479.00
    Current price $479.00

    FASS Fuel Systems Model DIFSL5P2001FASS Fuel Systems Drop-In Series Diesel Fuel System 2020-2023 GM (DIFSL5P2001)Fits: 2020-2023 Crew Cab Short Bed...

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    Original price $504.21
    Original price $504.21 - Original price $504.21
    Original price $504.21
    Current price $479.00
    $479.00 - $479.00
    Current price $479.00
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  • FASS Duramax Filter Delete DFD-4000

    FASS Fuel Systems
    Original price $88.15
    Original price $88.15 - Original price $88.15
    Original price $88.15
    Current price $83.74
    $83.74 - $83.74
    Current price $83.74

    FASS Fuel Systems Model DFD4000FASS Duramax Filter Delete DFD-4000

    Original price $88.15
    Original price $88.15 - Original price $88.15
    Original price $88.15
    Current price $83.74
    $83.74 - $83.74
    Current price $83.74
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  • S&S Diesel Motorsport L5P Duramax Injectors (2017+)- Set

    S&S
    Original price $3,896.00 - Original price $5,784.00
    Original price
    $3,896.00
    $3,896.00 - $5,784.00
    Current price $3,896.00

    S&S Diesel Motorsport L5P Duramax Injectors (2017+)- Set S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Noz...

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    Original price $3,896.00 - Original price $5,784.00
    Original price
    $3,896.00
    $3,896.00 - $5,784.00
    Current price $3,896.00
  • S&S L5P CP3 Conversion Kit with 14mm Pump | Competition Use Only

    S&S
    Original price $4,290.00 - Original price $4,290.00
    Original price
    $4,290.00
    $4,290.00 - $4,290.00
    Current price $4,290.00

    S&S Model L5P-CP3-14S&S Diesel Motorsport L5P CP3 conversion kit w/ 14mm Pump - Competition Use Only Will not work on stock trucks! No Ship...

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    Original price $4,290.00 - Original price $4,290.00
    Original price
    $4,290.00
    $4,290.00 - $4,290.00
    Current price $4,290.00
  • S&S Diesel Motorsport L5P CP3 conversion kit w/ 12mm Pump - Competition Use Only

    S&S
    Original price $3,747.00 - Original price $3,747.00
    Original price
    $3,747.00
    $3,747.00 - $3,747.00
    Current price $3,747.00

    S&S Model L5P-CP3-12S&S Diesel Motorsport L5P CP3 conversion kit w/ 12mm Pump - Competition Use Only Will not work on stock trucks! No Ship...

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    Original price $3,747.00 - Original price $3,747.00
    Original price
    $3,747.00
    $3,747.00 - $3,747.00
    Current price $3,747.00
  • Exergy 17-24 Chevrolet Duramax 6.6L L5P Denso HP4 Pump

    Exergy
    Original price $1,080.00 - Original price $1,080.00
    Original price
    $1,080.00
    $1,080.00 - $1,080.00
    Current price $1,080.00

    Exergy Model E04 10702 Exergy 2017-2024 L5P Duramax Denso HP4 Pump This pump can be used as a direct replacement for GM part numbers 12678993 and 1...

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    Original price $1,080.00 - Original price $1,080.00
    Original price
    $1,080.00
    $1,080.00 - $1,080.00
    Current price $1,080.00
  • FASS 17-19 Chevrolet Duramax L5P Titanium Diesel Fuel Lift Pump 220GPH (Tune Required) TS C13 220G

    FASS Fuel Systems
    Original price $920.00
    Original price $920.00 - Original price $920.00
    Original price $920.00
    Current price $874.00
    $874.00 - $874.00
    Current price $874.00

    Fass Fuel Systems Model: TSC13250F220GFASS Titanium Signature Series Diesel Fuel System 220GPH 17'-19' Duramax L5P (TSC13250F220G). Warning! This S...

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    Original price $920.00
    Original price $920.00 - Original price $920.00
    Original price $920.00
    Current price $874.00
    $874.00 - $874.00
    Current price $874.00
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  • 60 Gallon Replacement Fuel Tank For 2020-2022 GM Duramax 6.6L Crew Cab Long Bed S&B

    S&B
    Original price $1,449.00 - Original price $1,449.00
    Original price
    $1,449.00
    $1,449.00 - $1,449.00
    Current price $1,449.00

    A Direct Replacement: S&B's 680-gallon fuel tank directly replaces the OEM tank without any cutting, drilling, or special modifications. This m...

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    Original price $1,449.00 - Original price $1,449.00
    Original price
    $1,449.00
    $1,449.00 - $1,449.00
    Current price $1,449.00

L5P Duramax fuel system for 2017 and newer Chevy Silverado HD and GMC Sierra HD trucks.

The L5P uses a Denso fuel system. A lift pump and better filtration protect the high pressure pump and injectors.

Related: L5P fuel injectors, L5P tuning, L5P engine parts. Browse all L5P Duramax parts.

Not sure what fits? Send us your VIN and we will match the right part.