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2020-2023 Duramax L5P Devices

6.6L Duramax L5P Tuning Devices

Tuning devices for the 2020–2023 GM 6.6L Duramax L5P. The device flashes a Dieselr-calibrated tune to your truck. Every part is matched to your truck and the rest of your build.

14 products

  • EZ Lynk Auto Agent 3 - BLANK Tuning Devices EZ Lynk
    Tuning Devices
    EZ Lynk

    EZ Lynk Auto Agent 3 - BLANK

    $549.00 USD
    $0.00 USD $549.00 USD
  • HP Tuners MPVI4 - Blank Tuning Devices HP Tuners
    MPVi4 Tuning Devices
    HP Tuners

    HP Tuners MPVI4 Interface - Blank

    $399.99 USD
    NEW
  • HP Tuners MPVI4 - Blank Tuning Devices HP Tuners
    MPVi4 Tuning Devices
    HP Tuners

    HP Tuners - MPVi4 -Preloaded (4 Credits)

    $599.95 USD
    NEW
  • HP Tuners RTD 4 - Blank Tuning Devices HP Tuners
    RTD4 Tuning Devices
    HP Tuners

    HP Tuners RTD 4 - Blank

    $399.99 USD
  • GDP Commander - BLANK (2020+ 6.7L Powerstroke/2017+ L5P Duramax) Programmers GDP
    Tuning Devices
    GDP

    GDP Commander - BLANK (2020+ 6.7L Powerstroke/2017+ L5P GM Duramax)

    $1,000.00 USD
  • GDP Commander AutoFlasher Credits Licenses DIESELR Tuning
    GDP Licenses
    GDP

    GDP Commander (Autoflasher) Credits

    From $50.00 USD
  • MPVI4 Credits GDP Licenses GDP
    MPVi4 Licenses
    HP Tuners

    HP Tuners Universal Credits

    From $49.99 USD
    $0.00 USD From $49.99 USD
  • E90 ECM & T93 TCM Upgrade Kit (2020-2023 L5P GM Duramax 6.6L) Tuning Devices HP Tuners
    Tuning Devices
    HP Tuners

    GM E90/T93 Upgrade Kit

    GM Duramax Models (2019-2023) More info
    Fits:
    2020-2023 6.6L L5P GM Duramax
    $399.99 USD
  • E41 ECM Upgrade Kit (2017-2023 L5P GM Duramax 6.6L) Tuning Devices HP Tuners
    Tuning Devices
    HP Tuners

    GM E41 ECM Upgrade Kit

    (2017-2023)
    6.6L L5P GM Duramax
    $199.99 USD
  • HP Tuners Unlocked T93 TCM Hardware HP Tuners
    Unlocked TCM
    Sold Out - Waitlist
    HP Tuners

    HP Tuners Unlocked T93 TCM

    (2020-2023)
    6.6L L5P GM Duramax
    $399.99 USD
    $0.00 USD $399.99 USD
    Join Waitlist
  • HP Tuners L5P Unlocked E41 ECM Hardware HP Tuners Modified ECM Purchase
    Unlocked ECM
    Sold Out - Waitlist
    HP Tuners

    HP Tuners Unlocked E41 ECM

    (2017-2023)
    6.6L L5P GM Duramax
    From $649.99 USD
    $0.00 USD From $649.99 USD
    Join Waitlist
  • Edge Display Mount Display Mount Edge Products A-Pillar Display Mount (2010-2018 Ram)
    Display Mount
    Edge Products

    Edge Display Mount

    () More info
    Fits:
    2001-2025 6.7L Dodge/Ram Cummins
    6.7L Ford Powerstroke
    6.6L LB7 GM Duramax
    6.6L LLY GM Duramax
    6.6L LBZ GM Duramax
    6.6L LML GM Duramax
    6.6L L5P GM Duramax
    From $51.19 USD
    $0.00 USD From $51.19 USD
  • Edge Insight CTS3 Digital Gauge Monitoring System Tuning Devices Edge Products
    Calibration Monitor
    Sale
    Edge Products

    Insight CTS3

    Universal Fitment
    $511.95 USD
    $600.00 USD $511.95 USD
  • Edge EAS Pyrometer Probe with Starter Kit Edge Products
    Edge Products

    Edge EAS

    Universal Fitment
    From $77.65 USD
    $0.00 USD From $77.65 USD
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Now only 4 HP Tuners Credits are needed to Tune the E41 ECM of GM Duramax L5P (17-23) - Click Here

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