Possibility to connect this box with the bluetooth connector 30304-024 to choose the level of performance desired.
For Dax Skyteam Zhenhua 125cc with Euro 4 engine.
Unbridled model, allows to go up to 13.000 rpm.
Allows a top speed gain of about 10km/h.
(The original box blocks you at 9000 rpm)
To clip under the seat and that's it, works immediately.
