VOLspeed V4 for Bosch 2014-2022 (Gen4) - latest version incl. crank puller 36089630920 | eBay
VOLspeed 3 for BOSCH ebike tuning speed unlock
E-Bike Tuning with VOLspeed V4 for Bosch motors | E-Bike Tuning Blog | SIP-Scootershop
VOLspeed V4 for Bosch Active / Performance Tuning Tool to take away the speed limit– E-Bike Tuning
Tuning Chip Set E-Bike VOLspeed V4 with crank puller for display: COBI/ INTUVIA/ KIOX/ NYON/ NYON 2021 (BU350)/ PURION invisible at the drive motor displayed: actual values activation: keys at control unit
Finally Derestricted My Bosch CX Motor (Volspeed V4) : r/ebikes
Volspeed tuning box for Bosch gen 4 | Page 3 | EMTB Forums
Installing Volspeed V4 onto my Cube Reaction Hybrid Pro E-bike ~ @TwoWheelsEmpire - YouTube