Red White & Boosted · July 1–6
Red White & Boosted

25% off all DIESELR tune files and 10% off DIESELR hard parts — America's 250th, now through July 6.

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New Releases

New Releases from DIESELR and the Brands We Carry

The latest additions to the catalog — new calibrations, hardware, and devices for Powerstroke, Duramax, and Cummins platforms. Every product is vetted for fitment and support before it's listed. Products rotate out as they establish themselves in the catalog, so this page always reflects what's current.

88 products

  • Double-Barrel Fuel Rail (6.7L Cummins) Fuel System Upgrades S&S Diesel Motorsport®
    Fuel System Upgrades
    S&S Diesel Motorsport®

    Double-Barrel Fuel Rail

    (2007.5-2024)
    6.7L Dodge/Ram Cummins
    $2,000.00 USD
    NEW
  • DIESELR Signature CAN Plug (2017-2019 Duramax 6.6L L5P) Cables Dieselr Parts
    Cables
    Dieselr Parts

    DIESELR Signature CAN Plug

    (2017-2019)
    6.6L L5P GM Duramax
    $164.99 USD
    NEW
  • DIESELR Signature Injector Connector (2017-2026 Duramax 6.6L L5P) Cables Dieselr Parts
    Cables
    Dieselr Parts

    DIESELR Signature Injector Connector

    (2017-2026)
    6.6L L5P GM Duramax
    $54.99 USD
    NEW
  • DIESELR Signature CAN Plug (2024 Duramax 6.6L L5P / 2023-2026 Duramax 3.0L LZ0) Cables Dieselr Parts
    Cables
    Dieselr Parts

    DIESELR Signature CAN Plug

    () More info
    Fits:
    2024 6.6L L5P GM Duramax
    2023-2026 3.0L LZ0 GM Duramax
    $124.99 USD
    NEW
  • DIESELR Signature CAN Plug (2019-2022 Duramax 3.0L LM2) Cables Dieselr Parts
    Cables
    Dieselr Parts

    DIESELR Signature CAN Plug

    (2019-2022)
    3.0L LM2 GM Duramax
    $164.99 USD
    NEW
  • DIESELR Signature CAN Plug (2020-2023 Duramax 6.6L L5P) Cables Dieselr Parts
    Cables
    Dieselr Parts

    DIESELR Signature CAN Plug

    (2020-2023)
    6.6L L5P GM Duramax
    $169.99 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 RAM CM2450B ECM Upgrade Service 6.7L Cummins (2022-2024) ECM Unlock Service HP Tuners
    ECM Unlock Service
    HP Tuners

    HP Tuners CM2450B ECM Upgrade Service

    (2022-2024)
    6.7L Dodge/Ram Cummins
    $1,499.99 USD
    $0.00 USD $1,499.99 USD
    NEW
  • Intake Elbow - Dodge Ram 2500, 3500 Cummins 6.7L (2019-2024) Intake Elbow S&B
    Intake Elbow
    S&B

    Intake Elbow

    (2019-2024)
    6.7L Dodge/Ram Cummins
    $699.00 USD
    NEW
  • 2025 Duramax L5P Diagnostic Plug Cables Dieselr Parts
    Cables
    Dieselr Parts

    2025 Duramax L5P Diagnostic Plug

    (2025)
    6.6L L5P GM Duramax
    $159.99 USD
    $139.99 USD $159.99 USD
    NEW
  • DIESELR MPVI4 Transmission Tune File (2020-2022 Powerstroke 6.7L) TCM Tune File DIESELR Tuning
    MPVi4 / RTD4 TCM Tune File
    DIESELR Tuning

    DIESELR MPVI4 Transmission Tune File

    (2023-2026)
    6.7L Ford Powerstroke
    $149.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2023-2026 F-650/F-750 Medium Duty Ford Powerstroke 6.7L) Tune Files DIESELR Tuning
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2020-2022)
    6.7L Ford Powerstroke
    $1,799.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2023-2026 Ford Powerstroke 6.7L-Cab & Chassis) Tune Files DIESELR Tuning
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2023-2026)
    6.7L Ford Powerstroke (Cab & Chassis)
    $1,599.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2023-2026 Ford Powerstroke 6.7L) Tune Files DIESELR Tuning MPVI4 / RTD with TDN SOTF Tune File
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2023-2026)
    6.7L Ford Powerstroke
    From $1,599.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2020-2022 F-650/F-750 Medium Duty Ford Powerstroke 6.7L) Tune Files DIESELR Tuning
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2020-2022)
    6.7L Ford Powerstroke
    $1,199.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2020-2022 Ford Powerstroke 6.7L-Cab & Chassis) Tune Files DIESELR Tuning
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2020-2022)
    6.7L Ford Powerstroke (Cab & Chassis)
    $999.99 USD
    NEW
  • DIESELR MPVI4 Transmission Tune File (2020-2022 Powerstroke 6.7L) TCM Tune File DIESELR Tuning
    MPVi4 / RTD4 TCM Tune File
    DIESELR Tuning

    DIESELR MPVI4 Transmission Tune File

    (2020-2022)
    6.7L Ford Powerstroke
    $149.99 USD
    NEW
  • DIESELR MPVI4 Tune Files (2020-2022 Ford Powerstroke 6.7L) Tune Files DIESELR Tuning
    MPVi4 Tune Files
    DIESELR Tuning

    DIESELR MPVI4 Tune Files

    (2020-2022)
    6.7L Ford Powerstroke
    From $999.99 USD
    NEW
  • DIESELR 6.7L RAM Cummins All-In-One Kit w/ MM3 (2022–2024) All In One Kit (Basic) DIESELR Corp SOTF 5 Tunes (Pickup Only) 4 inch Downpipe Back Exhaust - Single (Stainless steel) EGR Upgrade kit
    MM3 All In One Kit (Basic)
    DIESELR Corp

    DieselR All In One Kit

    (2022-2024)
    6.7L Dodge/Ram Cummins
    From $2,525.00 USD
    NEW
  • FASS Connect Drop-In Series Pressure and Temperature Sensor Adapter Fitting Kit Connect Drop-In Sensor Adapter Kit FASS Fuel Systems
    Connect Drop-In Sensor Adapter Kit
    FASS Fuel Systems

    FASS Connect Drop-In Sensor Adapter Kit

    Universal Fitment
    $27.37 USD
    NEW
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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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