20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)
20-23 L5P SMC Bundle (HP Tuners)

20-23 L5P SMC Bundle (HP Tuners)

Regular price
$3,000.00
Sale price
$3,000.00
Unit price
per 

Everything you need get your truck from stock to it's full potential retaining stock fuel components and the stock turbo turbo. 

Package Includes:

  • 5" Exhaust Kit
  • Downpipe Kit With EGR Upgrade
  • 20-23 L5P Can Bus Plugs
  • HP Tuners MPVI4 Device With 4 Credits For ECM Flash
  • AITP SMC (Switchable Map Control) Tune offering:
    • +0HP - Custom Stock Tune
    • +50HP - Heavy Towing Tune
    • +100HP - Light Towing Tune
    • +150HP - Daily Performance Tune
    • +200HP - Competition Tune
  • AITP Window Sticker

Optional Add-ons

  • Optional 5" to 6" Chrome Exhaust Elbow
  • Optional TCM Tune. Includes 4 Credits For TCM Flash
    • T93 TCM Tuning profiles are as follows:
      • T93STK: Stock TCM calibration with updated operating system to match ECM calibration
      • v2.1: Improved shift schedule. Stock TCC strategy. Stock pressure
      • v3.1: Improved shift schedule. Modded TCC strategy. Stock pressure
      • v4.3: (replaces previous v4.2): Improved shift schedule. Modded TCC strategy. Added line pressure for firmer shifts.
      • v5.1: Improved shift schedule. Modded TCC strategy. Maximum line pressure for firmer shifts with less shift delay under part throttle driving.
    All TCM tunes maintain factory shift timing, torque limiting and shift defuel models. Shift defuel is is improved in the ECM calibration only and the TCM improvements result in an improved shift feel even with shift defuel active. 


    Fitment:

    2020 Chevrolet Silverado 2500HD 6.6L L5P Duramax
    2021 Chevrolet Silverado 2500HD 6.6L L5P Duramax
    2022 Chevrolet Silverado 2500HD 6.6L L5P Duramax
    2023 Chevrolet Silverado 2500HD 6.6L L5P Duramax
    2020 Chevrolet Silverado 3500HD 6.6L L5P Duramax
    2021 Chevrolet Silverado 3500HD 6.6L L5P Duramax
    2022 Chevrolet Silverado 3500HD 6.6L L5P Duramax
    2023 Chevrolet Silverado 3500HD 6.6L L5P Duramax
    2020 GMC Sierra 2500HD 6.6L L5P Duramax
    2021 GMC Sierra 2500HD 6.6L L5P Duramax
    2022 GMC Sierra 2500HD 6.6L L5P Duramax
    2023 GMC Sierra 2500HD 6.6L L5P Duramax
    2020 GMC Sierra 3500HD 6.6L L5P Duramax
    2021 GMC Sierra 3500HD 6.6L L5P Duramax
    2022 GMC Sierra 3500HD 6.6L L5P Duramax
    2023 GMC Sierra 3500HD 6.6L L5P Duramax