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trifecta tune

  1. PCM and Technical Tuning
    Hello all!! First Post here. Utilized the site quite a bit researching before tuning my Impala so I thought I could give back with a quick review. Trifecta Tune went on a special for Black Friday and I pulled the trigger this included free shipping on the cable. Flash Code was available in my...
  2. 8th Gen Engine Performance
    Tunes i found that are available for my 2015 chevy impala limited LTZ. Trifecta Overkill IPF Tuning I have looked over all 3 tunes, based on their proven dyno charts/Power Claims. Does Anybody have any experience with either of these tunes specifically?? How did it compare to what was...
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