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 Bluetooth Premium B-Tuning For Bosch E-Bike Active Performance Line CX | eBay
Active Line Plus Gen 3 - SpeedBox 3 - Wiring | EMTB Forums
SpeedBox Bluetooth Premium B-Tuning For Bosch E-Bike Active Performance Line CX | eBay
E Bike Tuning: RedPed Einbau beim Bosch Active Line Plus Cube 2018 e bike pedelec - YouTube