Installation: SpeedBox 3.0 B. Tuning For Bosch (incl. Gen 4) - YouTube
Tuning e-bikes with Bosch mid motor - Package: BOX, Qty: 1 pcs
Amazon.com: SPEEDBOX 3.0 Bosch Tuning kit Suitable for All 2014-2022 Bosch Motors, ebike Bosch, ebike Tuning Speed Unlock
SpeedBox 3.0 B.Tuning for Bosch (incl. Gen4) :: SpeedBox Tuning
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