Power Vision 3 Fuel Injection Module for Harley-DavidsonFlash performance tunes via OEM diagnostic connector, no need to remove and send out ECUHigh-contrast display, viewable in direct sunlightSpark timing optimized for 91-93 octane fuelDisplay vehicle data channels in real-timeWeather-resistant for use in all conditionsRev limit raisedMade in the USAAll Power Vision returns and or/adjustments must be made directly with Dynojet research.May fit some early 2001-2005 ECUs. Call Dynojet to verify.