Wiesel E-Bike Chip-Tuning V2 do Bosch Active Line | Performance Line | CX 🚲 | eBay
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
eBike Tuning SpeedBox 3.0 for Bosch Installation Instruction - YouTube