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    DIESELR Tuning

    MPVI3 Tune Bundle (2020-2023 L5P Duramax)

    MPVI3 Tune Bundle (2020-2023 L5P Duramax)

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    Regular price $4,029.85 USD
    Regular price Sale price $4,029.85 USD
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      The MPVI3 Tune Bundle (2020-2023 L5P Duramax) is the foundation for unlocking serious performance, efficiency, and control. Whether you’re getting started with tuning or upgrading your current setup, this all-in-one package provides the hardware, custom tuning, and expert support needed to push your Duramax beyond factory limits.

      This bundle includes custom DIESELR tune files, ECM and TCM unlocking, transmission tuning, and essential upgrades. With Shift-On-The-Fly (SOTF) adjustments via the steering wheel, you can instantly adjust power levels to fit any driving condition.

      What’s Included:

      MPVI3Versatile tuning interface for reading, editing, and flashing ECM.Custom DIESELR Tune FilesFive power levels built for real-world performance:

      • Level 1: Stock Power

      • Level 2: 50+ HP

      • Level 3: 80+ HP

      • Level 4: 120+ HP

      • Level 5: 180+ HP ✔ SOTF (Shift-On-The-Fly) Through Steering WheelSwitch power levels on demand.12 Universal CreditsRequired to unlock and flash the ECM.Unlocked TCMPre-unlocked Transmission Control Module (TCM) for seamless tuning.Transmission (TCM) TuningRefines shift quality, torque management, and overall drivability.E41 Upgrade KitNecessary for unlocking the ECM.Exhaust + DownpipeOptimized for increased airflow and lower EGTs.EGR Upgrade KitReduces restrictions and improves engine longevity.CAN Bus PlugPrevents system errors by replacing unplugged components.Custom Tuning SupportExpert assistance throughout the tuning process.

      How It Works:

      1. Plug in the MPVI3Unlock and flash your ECM/TCM effortlessly.

      2. Select Your Power LevelDaily driving, towing, or max output—adjust as needed.

      3. Flash and DriveExperience improved power, shifting, and efficiency instantly.

      Why Choose the MPVI3 Tune Bundle (2020-2023 L5P Duramax)?

      Complete Tuning PackageIncludes tuning, exhaust, and ECM/TCM unlocking.No GuessworkEverything needed for full tuning in one kit.SOTF AdjustmentsSwitch power levels in real-time using the steering wheel controls.Stronger, Smoother ShiftingTCM tuning keeps up with added horsepower.Trusted Performance GainsBacked by expert tuning support.

      Take Full Control of Your L5P Duramax

      Factory tuning limits your truck’s potential. The MPVI3 Tune Bundle (2020-2023 L5P Duramax) gives you real power, better efficiency, and complete tuning control—all in one package.



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