What are the power increases for the tunes?

    July 17th, 2020

    The ECM tuner and the GT have the same tunes, For everything except the X15, we see the following; Economy: 6-12% increase of economy, no added power. Power Plus economy: 6-12% economy increase & 10-15% power increase. Power: 20% power increase. (use engine hp for rating)

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