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tier 1 tuner

  1. Indian Scout
    I recently installed a tier 1 tuner on my bike, it has a mustang seat, led headlights, performance exhaust and ss intake, in the install video it says to set it on map 3 which is low/high, it came on map 2 low/med, not sure if one is better then the other, curios if anyone knows? The same day i...