SPEEDBOX 3.0 for Bosch / eBike Tuning, also for Bosch engines of the 4th Generation / Smart tuning chip of the 3rd Generation incl. 1 crank puller : Amazon.co.uk: Sports & Outdoors
SpeedBox B.Tuning 3.0 For ALL 2014-2023 BOSCH MOTORS (Not Smart System – Two Wheels Empire
eBike-Tuning - dangerous and risky - Bosch eBike Systems