It’s very easy to install the SpeedBox tuning kits. We have prepared instructions and videos for your convenience. You can do it in a few minutes.

SpeedBox2 for BOSCH Performance Line:

SpeedBox2 for BOSCH Performance Line CX:

SpeedBox2 for YAMAHA PW Drive:

SpeedBox2 for GIANT SyncDrive + EVO:

SpeedBox2 for GIANT SyncDrive + CHARGE:

SpeedBox1 for SHIMANO E6000:

SpeedBox1 for SHIMANO E8000:

SpeedBox1 for IMPULSE:

SpeedBox1 for BROSE: