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Thread: 2019 GMC Sierra 6.6 emissions delete

  1. #1

    2019 GMC Sierra 6.6 emissions delete

    Hi there

    Im looking at purchasing the GM E41 ECM upgrade kit for a 2019 GMC Sierra 6.6 Duramax. This is primarily for removing emissions control systems.
    I don't usually use HP tuners for Diesel tuning, and was wondering if the software has the capability to remove DPF, EGR and DEF systems.
    I know some software does not have the parameters to disable these systems and wanted confirmation before purchasing.

    Or would anyone have a stock file I could look at?

    Thanks in advance,

  2. #2
    Advanced Tuner
    Join Date
    Sep 2021
    Posts
    475
    Some of the parameters are there but are greyed out. Might have to seek a remote tuner for your offroad, unregistered vehicle.