Tech Tip: Motocross ECU Tuning Tech Tip: Motocross ECU Tuning Vital MX Play Again Tech Tips We grab Chad Braun of XPR Motorsports to talk about what can be done to stock ECUs to change a motocross bike's power, as well as the massive amount of adjustability running an aftermarket ECU. Related: Tech Tips Four-Stroke How To ECU Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter Klinger 5/21/2019 11:36am Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter Related 0 comments Sort: Newest FirstOldest FirstPopular To post, please join, log in or connect to Vital using your Facebook profile Login with Facebook.