2017-2023 GM 6.6L L5D Duramax | Engine Tuning by T&B

2017-2023 GM 6.6L L5D Duramax | Engine Tuning by T&B

PP-L5D-ET

CARB EO Pending

Gain 145+ HP and increase torque. Maximize efficiency and drastically enhance your truck’s throttle response.

  • Level 1: Stock
  • Level 2: +30 HP
  • Level 3: +65 HP
  • Level 4: +120 HP
  • Level 5: +145 HP

$919.99

  • Product Options

    By clicking this box, you are confirming that the vehicle for which this order is being placed is equipped with Original Equipment Manufactured (“OEM”) emissions components. Any order placed for vehicles without OEM emissions components will be canceled and refunded, less a 10% restocking fee. In the case that the calibration has been installed - no refunds will be issued.

    *VIN

    Vehicle Identification Number

    *TIRE SIZE

    Please provide the height of the tire in Inches. Ex: 295/65/20 = 35" in height.

    *POWER LEVEL OPTIONS

    See power levels defined below by scrolling down. SOTF means "Switch-On-The-Fly" allowing you to change power levels while in motion without the need to reprogram the vehicle each time you want to change power levels.

    *MODIFIED L5P ECM

    A modified HP Tuners L5P E41 ECM is required to flash your vehicle. Select this option if you do not have a modified ECM.

    *MODIFICATIONS

    Select each checkbox that apply to your vehicle modifications.

    *MODIFICATIONS DESCRIPTION

    Provide a brief description of the part(s) - This is for calibration purposes only.

    *DRIVER'S NAME
    *DRIVER'S EMAIL
    *TUNING TOOL

    An MPVI2/3 is required to tune your vehicle. Please select this option if you do not have one available.

    *HP TUNERS FLASHING CREDITS (8 CREDITS)

    8 Credits are required to flash your ECM with the MPVI2/3. Please select this option if you do not have credits.

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WHO IS THE TUNER/CALIBRATOR

PPEI, also known as Power Performance Enterprises, Inc., is led by the business owner and lead calibrator/tuner Kory Willis. PPEI began calibrating/tuning back in 2008, specializing in Diesel Performance but has since expanded into the Gas and Powersports industries. Kory and the team at PPEI have set many world records along with continuing many industry “firsts”. We take pride in knowing that Kory not only prides his work, but also thoroughly enjoys setting expectations high for our team so our customers can have the best products available in the world.