Speedbox Bosch 1.1 speed increasing device

Unleash the full potential of your e-bike with the SpeedBox 1.1 tuning chip, designed for the latest Bosch 4th Gen motors and Smart System. This device suppresses the speed limiter, letting you ride beyond standard restrictions. Set your own maximum speed limit (up to 35 km/h recommended) and easily activate or deactivate the tuning with the WALK button or a simple button sequence. While the display won´t show your actual speed, this chip unlocks a new level of performance. Easy to install, it´s the key to a faster, more thrilling ride