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Thread: SIMOS 18.1/18.6 golf gti mk7.5 need help

  1. #1
    Potential Tuner
    Join Date
    Apr 2024
    Location
    Abu Dhabi
    Posts
    1

    SIMOS 18.1/18.6 golf gti mk7.5 need help

    hey guys i have an upgrade is38 and i need tune for stage 3 if someone can help
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  2. #2
    Tuner in Training
    Join Date
    Jan 2024
    Posts
    35
    You'd be best to submit a support ticket to get the wastegate OS patch added since OEM boost control with anything other than a stock turbo is convoluted at best.