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L5P Duramax Engine Parts

  • Wehrli 2017-2024 Chevrolet 6.6L L5P Duramax Intake Resonator Delete Plug - Black Anodized

    Wehrli
    Original price $ 618.00
    Original price $ 618.00 - Original price $ 618.00
    Original price $ 618.00
    Current price $ 599.00
    $ 599.00 - $ 599.00
    Current price $ 599.00

    Wehrli Model WCF100473Wehrli 2017-2024 Chevrolet 6.6L L5P Duramax Intake Resonator Delete Plug - Black Anodized This quick and easy to install, bil...

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    Original price $ 618.00
    Original price $ 618.00 - Original price $ 618.00
    Original price $ 618.00
    Current price $ 599.00
    $ 599.00 - $ 599.00
    Current price $ 599.00
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  • S&B Filters 82-1000 Map Sensor Spacer Kit

    S&B
    Original price $ 1,374.00 - Original price $ 1,374.00
    Original price
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00

    S&B Model 82-1000The S&B Filters 82-1000 MAP Sensor Spacer Kit will extend the life of the MAP sensor in your 2017-2020 GM 6.6L L5P Duramax...

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    Original price $ 1,374.00 - Original price $ 1,374.00
    Original price
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00
  • Wehrli 20-2024 GM 2500/3500 HD Lower Splash Shield Kit

    Wehrli
    Original price $ 5,753.00
    Original price $ 5,753.00 - Original price $ 5,753.00
    Original price $ 5,753.00
    Current price $ 5,580.00
    $ 5,580.00 - $ 5,580.00
    Current price $ 5,580.00

    Wehrli Model WCF100459 The WCFab Splash Shield Kit for 2020-2025 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replace...

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    Original price $ 5,753.00
    Original price $ 5,753.00 - Original price $ 5,753.00
    Original price $ 5,753.00
    Current price $ 5,580.00
    $ 5,580.00 - $ 5,580.00
    Current price $ 5,580.00
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  • Wehrli 17-24 Chevrolet Duramax Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware

    Wehrli
    Original price $ 42,976.00
    Original price $ 42,976.00 - Original price $ 42,976.00
    Original price $ 42,976.00
    Current price $ 41,686.00
    $ 41,686.00 - $ 41,686.00
    Current price $ 41,686.00

    Wehrli Model WCF100226 Wehrli 17-24 Chevrolet Duramax Billet Exhaust Manifold & Stainless Up Pipe Kit w/ Gaskets & Hardware Fully TIG Wel...

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    Original price $ 42,976.00
    Original price $ 42,976.00 - Original price $ 42,976.00
    Original price $ 42,976.00
    Current price $ 41,686.00
    $ 41,686.00 - $ 41,686.00
    Current price $ 41,686.00
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  • Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized

    Wehrli
    Original price $ 1,016.00
    Original price $ 1,016.00 - Original price $ 1,016.00
    Original price $ 1,016.00
    Current price $ 985.00
    $ 985.00 - $ 985.00
    Current price $ 985.00

    Wehrli Model WCF100442Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Clear Anodized Clean up the engine bay of your 2001-202...

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    Original price $ 1,016.00
    Original price $ 1,016.00 - Original price $ 1,016.00
    Original price $ 1,016.00
    Current price $ 985.00
    $ 985.00 - $ 985.00
    Current price $ 985.00
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  • Wehrli 11-19 GM Duramax 6.6L Lower Splash Shield Kit

    Wehrli
    Original price $ 6,251.00
    Original price $ 6,251.00 - Original price $ 6,251.00
    Original price $ 6,251.00
    Current price $ 6,063.00
    $ 6,063.00 - $ 6,063.00
    Current price $ 6,063.00

    Wehrli Model WCF100432 The WCFab Splash Shield Kit for 2011-2019 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replace...

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    Original price $ 6,251.00
    Original price $ 6,251.00 - Original price $ 6,251.00
    Original price $ 6,251.00
    Current price $ 6,063.00
    $ 6,063.00 - $ 6,063.00
    Current price $ 6,063.00
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  • Fleece Performance 17-22 GM 2500/3500 Duramax MAP Sensor Spacer & Boost Reference Port

    Fleece Performance
    Original price $ 1,236.00 - Original price $ 1,236.00
    Original price $ 1,236.00
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00

    Fleece Performance Model FPE-L5P-MAP-SPRAll new Fleece Performance MAP sensor spacer with boost reference port for the L5P Duramax. Problem: Becaus...

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    Original price $ 1,236.00 - Original price $ 1,236.00
    Original price $ 1,236.00
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00
  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set

    Mishimoto
    Original price $ 1,991.00
    Original price $ 1,991.00 - Original price $ 1,991.00
    Original price $ 1,991.00
    Current price $ 1,811.00
    $ 1,811.00 - $ 1,811.00
    Current price $ 1,811.00

      Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L Low Temp Thermostat Set Fits 2001-2021 Chevrolet/GMC 6.6L Duramax (see fitment char...

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    Original price $ 1,991.00
    Original price $ 1,991.00 - Original price $ 1,991.00
    Original price $ 1,991.00
    Current price $ 1,811.00
    $ 1,811.00 - $ 1,811.00
    Current price $ 1,811.00
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  • Mishimoto 01-21 Silverado Sierra Express Savana Duramax 6.6L High Temp Thermostat Set

    Mishimoto
    Original price $ 1,951.00
    Original price $ 1,951.00 - Original price $ 1,951.00
    Original price $ 1,951.00
    Current price $ 1,771.00
    $ 1,771.00 - $ 1,771.00
    Current price $ 1,771.00

    Mishimoto 01-10 Chevy Duramax 2500 6.6L 185 & 191F Degrees Racing Thermostat The Mishimoto Chevrolet Duramax high temperature thermostats activ...

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    Original price $ 1,951.00
    Original price $ 1,951.00 - Original price $ 1,951.00
    Original price $ 1,951.00
    Current price $ 1,771.00
    $ 1,771.00 - $ 1,771.00
    Current price $ 1,771.00
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  • Fleece Performance 24-25 GM 2500/3500 Duramax L5P Secondary MAP Sensor Spacer

    Fleece Performance
    Original price $ 1,374.00 - Original price $ 1,374.00
    Original price
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00

    Fleece Performance Model FPE-L5P-MAP-SPR-24Fleece Performance 24-25 GM 2500/3500 Duramax L5P Secondary MAP Sensor Spacer All new Fleece Performance...

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    Original price $ 1,374.00 - Original price $ 1,374.00
    Original price
    $ 1,374.00
    $ 1,374.00 - $ 1,374.00
    Current price $ 1,374.00
  • BD Diesel 17-19 Chevrolet/GM Allison Cooler Bypass Delete

    BD Diesel
    Original price $ 1,737.00 - Original price $ 1,737.00
    Original price $ 1,737.00
    $ 1,791.00
    $ 1,791.00 - $ 1,791.00
    Current price $ 1,791.00

    BD Diesel Model 1061532Debris in the stock cooler bypass valve can cause it to jam the internal valve, keeping it in recirculation mode. When this ...

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    Original price $ 1,737.00 - Original price $ 1,737.00
    Original price $ 1,737.00
    $ 1,791.00
    $ 1,791.00 - $ 1,791.00
    Current price $ 1,791.00
  • XDP Flex Plate Bolt Kit XD656

    XDP
    Original price $ 1,393.00 - Original price $ 1,393.00
    Original price
    $ 1,393.00
    $ 1,393.00 - $ 1,393.00
    Current price $ 1,393.00

    XDP Model XD656 XDP Flex Plate Bolt Kit XD656

    Original price $ 1,393.00 - Original price $ 1,393.00
    Original price
    $ 1,393.00
    $ 1,393.00 - $ 1,393.00
    Current price $ 1,393.00
  • XDP Harmonic Balancer Bolt XD628

    XDP
    Original price $ 418.00 - Original price $ 418.00
    Original price
    $ 418.00
    $ 418.00 - $ 418.00
    Current price $ 418.00

    XDP Model XD628  

    Original price $ 418.00 - Original price $ 418.00
    Original price
    $ 418.00
    $ 418.00 - $ 418.00
    Current price $ 418.00
  • Fleece Performance 17-23 GM L5P 2500/3500 Freedom Series Cylinder Head (Passenger Side)

    Fleece Performance
    Original price $ 21,876.00 - Original price $ 21,876.00
    Original price
    $ 21,876.00
    $ 21,876.00 - $ 21,876.00
    Current price $ 21,876.00

    Fleece Performance Model FPE-61-10014-PFleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Passenger Side) Each cylinder head is ma...

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    Original price $ 21,876.00 - Original price $ 21,876.00
    Original price
    $ 21,876.00
    $ 21,876.00 - $ 21,876.00
    Current price $ 21,876.00
  • Fleece Performance 17-23 GM L5P 2500/3500 Freedom Series Cylinder Head (Driver Side)

    Fleece Performance
    Original price $ 21,876.00 - Original price $ 21,876.00
    Original price
    $ 21,876.00
    $ 21,876.00 - $ 21,876.00
    Current price $ 21,876.00

    Fleece Performance Model FPE-61-10014-DFleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Driver Side) Each cylinder head is manuf...

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    Original price $ 21,876.00 - Original price $ 21,876.00
    Original price
    $ 21,876.00
    $ 21,876.00 - $ 21,876.00
    Current price $ 21,876.00
  • Fleece Performance 01-19 GM 2500/3500 Allison LCT/GM 4T65-E Internal Harness Connector & Seal (7pk)

    Fleece Performance
    Original price $ 2,508.00 - Original price $ 2,508.00
    Original price $ 2,508.00
    $ 2,787.00
    $ 2,787.00 - $ 2,787.00
    Current price $ 2,787.00

    Fleece Performance Model FPE-HAR-GM-LCT-SEAL-7PGet rid of oil leaks from the harness connector with our replacement internal wiring harness seal fo...

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    Original price $ 2,508.00 - Original price $ 2,508.00
    Original price $ 2,508.00
    $ 2,787.00
    $ 2,787.00 - $ 2,787.00
    Current price $ 2,787.00
  • Speedometer Calibrator | Chevy/GMC 1500/2500HD 2WD/4WD

    Rough Country
    Original price $ 5,175.00 - Original price $ 5,175.00
    Original price
    $ 5,175.00
    $ 5,175.00 - $ 5,175.00
    Current price $ 5,175.00

    Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy-to-use Speedometer Calibrator helps y...

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    Original price $ 5,175.00 - Original price $ 5,175.00
    Original price
    $ 5,175.00
    $ 5,175.00 - $ 5,175.00
    Current price $ 5,175.00
  • Speedometer Calibrator | Inline | Chevy/GMC 2500HD/3500HD (17-19)

    Rough Country
    Original price $ 3,383.00 - Original price $ 3,383.00
    Original price
    $ 3,383.00
    $ 3,383.00 - $ 3,383.00
    Current price $ 3,383.00

    Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy-to-use Speedometer Calibrator helps y...

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    Original price $ 3,383.00 - Original price $ 3,383.00
    Original price
    $ 3,383.00
    $ 3,383.00 - $ 3,383.00
    Current price $ 3,383.00
  • Fleece Performance 01-19 GM 2500/3500 34V Duramax Billet Rocker Arm Bridges

    Fleece Performance
    Original price $ 9,183.00 - Original price $ 9,183.00
    Original price $ 9,183.00
    $ 10,203.00
    $ 10,203.00 - $ 10,203.00
    Current price $ 10,203.00

    Fleece Performance Model FPE-BRAB-D1Fleece Performance billet rocker arm bridges for the GM Duramax. These bridges offer a massive 2.5-time strengt...

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    Original price $ 9,183.00 - Original price $ 9,183.00
    Original price $ 9,183.00
    $ 10,203.00
    $ 10,203.00 - $ 10,203.00
    Current price $ 10,203.00
  • Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized

    Wehrli
    Original price $ 1,016.00
    Original price $ 1,016.00 - Original price $ 1,016.00
    Original price $ 1,016.00
    Current price $ 985.00
    $ 985.00 - $ 985.00
    Current price $ 985.00

    Wehrli Model WCF100443Wehrli 2001+ GM Duramax LB7/LLY/LBZ/LMM/LML/L5P Billet Oil Fill Cap - Black Anodized -CNC Machined Billet Aluminum GM factory...

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    Original price $ 1,016.00
    Original price $ 1,016.00 - Original price $ 1,016.00
    Original price $ 1,016.00
    Current price $ 985.00
    $ 985.00 - $ 985.00
    Current price $ 985.00
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  • Wehrli 20-24 L5P Duramax WCFAB X PPE High Capacity Oil Pan

    Wehrli
    Original price $ 10,132.00
    Original price $ 10,132.00 - Original price $ 10,132.00
    Original price $ 10,132.00
    Current price $ 9,828.00
    $ 9,828.00 - $ 9,828.00
    Current price $ 9,828.00

    Wehrli Model WCF100134 WCFab X PPE's 2020-2025 L5P Duramax High-Capacity Cast Aluminum Engine Oil Pan replaces the poorly draining stock oil pan wi...

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    Original price $ 10,132.00
    Original price $ 10,132.00 - Original price $ 10,132.00
    Original price $ 10,132.00
    Current price $ 9,828.00
    $ 9,828.00 - $ 9,828.00
    Current price $ 9,828.00
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  • Bully Dog 08-20 Chevrolet Silverado 6.6L Thruster Throttle Booster (CARB Exempt Version)

    Bully Dog
    Original price $ 2,688.00 - Original price $ 2,688.00
    Original price
    $ 2,688.00
    $ 2,688.00 - $ 2,688.00
    Current price $ 2,688.00

    When your vehicle's throttle isn't what you need, it's time for a boost with the Bully Dog Thruster. This device is easy to install inline between ...

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    Original price $ 2,688.00 - Original price $ 2,688.00
    Original price
    $ 2,688.00
    $ 2,688.00 - $ 2,688.00
    Current price $ 2,688.00
  • Bully Dog 17-19 Chevrolet Silverado 2500 / 08-19 Chevrolet Silverado 3500 Thruster Throttle Booster

    Bully Dog
    Original price $ 2,688.00 - Original price $ 2,688.00
    Original price
    $ 2,688.00
    $ 2,688.00 - $ 2,688.00
    Current price $ 2,688.00

    When your vehicle's throttle isn't what you need, it's time for a boost with the Bully Dog Thruster. This device is easy to install inline between ...

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    Original price $ 2,688.00 - Original price $ 2,688.00
    Original price
    $ 2,688.00
    $ 2,688.00 - $ 2,688.00
    Current price $ 2,688.00
  • BD Diesel Throttle Sensitivity Booster - Chevy / GMC

    BD Diesel
    Original price $ 5,599.00 - Original price $ 5,599.00
    Original price $ 5,599.00
    $ 5,772.00
    $ 5,772.00 - $ 5,772.00
    Current price $ 5,772.00

    Say goodbye to that dead, laggy throttle pedal felling and enjoy quicker engine response and acceleration with the BD Power TS Booster. The TS Boos...

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    Original price $ 5,599.00 - Original price $ 5,599.00
    Original price $ 5,599.00
    $ 5,772.00
    $ 5,772.00 - $ 5,772.00
    Current price $ 5,772.00

Powerhouse Diesel