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  1. STi Technical Forum
    I've had this car since last year. 2018 STi limited. I have purchased it from previous owner with only 5000 miles. At this moment, it's at 22K miles. 2 weeks ago, DAM, Feedback Knock, and Fine knock learning started acting crazy. Especially when I have 13-15% throttle holding on the pedal within...
  2. Tuning: Electronic Engine Management
    I apologize if this is answered somewhere, but I searched and couldn't find anything. Basically I'm a new WRX owner. I have a 2019 WRX with an Maperformance intake/stage 1+ tune (93 octane.) Lately I have been getting more frequent -1.41 hits, (I understand this is normal, and not my area for...
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