Used with For 21-up H-D models; equipped with the stock MT22 ECU. Compatible with all Power Vision modules; like Power Commander 6; Power Vision Black; Power Vision 3 and Power Vision 4 modules. - By activating Autotune Pro mode on your Power Vision or Power Vision 4 app; you empower the system to automatically adjust your vehicle’s VE tables; ensuring peak performance in every riding condition - Allows you to maximize your Harley-Davidson’s potential with the Dynojet Autotune kit - Plug-and-play solution delivers precise Air/Fuel Ratio (AFR) data; seamlessly integrating with your Power Vision 4 to optimize your engine’s performance - Self-tuning capability: Automatically adjusts the air/fuel mixture for optimal performance in any riding condition - Easy installation: No need for professional tuning or dyno time - Improved performance: Experience increased horsepower and torque - For use with all Power Commander 5/6 modules; Power Vision or Power Vision 4 modules