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Thread: 2018 Silverado or Sierra 5.3 A6 Stock Tune

  1. 02-04-2020 #1
    GreenMachine04
    GreenMachine04 is offline
    Potential Tuner
    Join Date
    Nov 2019
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    2018 Silverado or Sierra 5.3 A6 Stock Tune

    Hi All, does anyone have a stock 5.3/A6 tune for a 2018 Silverado or Sierra? Thanks in advance!!
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  2. 02-07-2020 #2
    pmoore4321
    pmoore4321 is offline
    Tuner in Training
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    Sep 2014
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    30
    http://prestonmoore.com/2018_Sierra_L83/Tunes/
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