9 Tuning Tips for your Bosch e-MTB | Bosch Smart System Review
VOLspeed 3 for BOSCH ebike tuning speed unlock
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