Smart Tune Pro works with the Screamin' Eagle® Pro Street Tuner to automatically tune your bike for the combination of performance components, temperatures, altitude, and vehicle load conditions you are operating in. You just install the upgraded wideband oxygen sensors in the exhaust headers, download the calibration that our Screamin' Eagle® engineers have developed as a starting point, then simply drive down the road and let Smart Tune Pro do the work for you.
...Read MoreFits ’14-‘22 XL, '16-'17 Dyna® FXDLS, '16-later Softail®, '14-later Touring and '17-later Trike models. Does not fit ’21-later California models. Installation requires exhaust modification to incorporate wide-band oxygen sensors. Some models require Oxygen Sensor Harness Extension. For model specific installation requirements see Installation Instructions on H-D.com/shop. All models require ECM calibration with Screamin’ Eagle® Pro Street Tuner or dealership installed Screamin' Eagle calibration for proper installation.