This upgrade is designed for your Buell™ 1125R with stock motor, Barker exhaust, and premium pump gas. No additional tools or products are necessary; just plug in the ECM and go racing! This calibration is for off-road use only.
How ECM upgrades work
Send us your compatible ECM to be reprogrammed and we'll send your ECM back with this calibration loaded onto it within 7 business days of receiving your ECM. Send your ECM to:
10262 N. 550 West
Decatur, IN 46733