![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 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](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71nlUVDzYTL._AC_SL1500_.jpg)
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
![Before I connect this thing. Speedbox 3.0 for Bosch Gen4. You Think is Really Works? Lets test : r/emtbforums Before I connect this thing. Speedbox 3.0 for Bosch Gen4. You Think is Really Works? Lets test : r/emtbforums](https://preview.redd.it/wsti0sffal951.jpg?auto=webp&s=ac5564e4fdcc3d10ac312ca44a6da2eb5a4fcad6)
Before I connect this thing. Speedbox 3.0 for Bosch Gen4. You Think is Really Works? Lets test : r/emtbforums
![SPEEDBOX 3.0 for Bosch // eBike Tuning also for Bosch 4th Generation engines // 3rd Generation Smart Tuning Chip : Amazon.de: Sports & Outdoors SPEEDBOX 3.0 for Bosch // eBike Tuning also for Bosch 4th Generation engines // 3rd Generation Smart Tuning Chip : Amazon.de: Sports & Outdoors](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61gagIUHKQL._AC_SX425_.jpg)