Speedbox 3.0 for BOSCH (2017-21) ebike tuning speed unlock
Amazon.com: SPEEDBOX 3.0 Bosch Tuning kit Suitable for All 2014-2022 Bosch Motors, ebike Bosch, ebike Tuning Speed Unlock
Active Line Plus Gen 3 - SpeedBox 3 - Wiring | EMTB Forums
Active Line Plus Gen 3 - SpeedBox 3 - Wiring | EMTB Forums
Tuning Chip E-Bike SPEEDBOX 2.0 for display: COBI/ INTUVIA/ KIOX/ NYON/ PURION Assembly: invisible at the drive motor displayed: actual values activation: WALK Taste / + - + - / WALK +