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  1. STi Technical Forum
    Hi, I have a 2017 STi with MAPerformance Stage 1+ 93 Oct kit along with their tune. I know others has mentioned any knocks below -2.8 is normal. However, I was constantly getting -1.40, -0.70, and -0.35 during acceleration in Fine Knock Learn for about ~10 minutes of driving, and then it went...
  2. Personal For Sale & Wanted
    I have a used MAPerformance intake for sale. It fits a 2015-2020 WRX. It’s in great shape. Asking $160 obo for it plus shipping. Should only be used with a tune will trade for a 2015 radio/nav SD card. Message me for details.
  3. Tuning: Electronic Engine Management
    I've searched all over and can't find the MAPerformance.com OTS tune for my 2008 WRX hatch. From what I understand, the cobb v3 ap comes with their tune if you buy it from MAPerformance and its a little better/more aggresive than the cobb OTS tune for stage 1+ but I can't find any proof of it...
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