SpeedFun Furious eBike Tuning Kit for Bosch PX and Performance Line w/ Rim Magnet

This SpeedFun Furious is a tuning kit for eBikes powered by a Bosch Performance Line PX (BDU 347x) and Performance Line (BDU 346x) + Rim Magnet Sensor. Once fitted, it will remove the factory 15mph or 20mph speed limit. Derestricting the bike fully. Speedfun works with eBikes fitted with or without a display. It's fully tested on the latest 17.16 bosch update and comes with a 1-year warranty. Installation Info (Read Before You Buy) This is an advanced installation. Download Instructions here (PDF). It comes with three key components: • Tuning module • Replacement speed sensor • Electromagnet unit The motor may need to be removed to install the electromagnet. The factory speed sensor is removed and replaced with a wired sensor, which is mounted to the chainstay. If you’re not comfortable working on your eBike’s motor, we highly recommend having it installed by a professional bike technician. Important: To check what motor your bike has, see the sticker that is on or inside your frame. If it contains BDU code; 347 and 346 you have a compatible bike. If your code is different, contact us for assistance. After purchase, we’ll reach out by email to confirm compatibility with your specific setup before dispatching your order. ⚠️ For off-road use only. Not legal on public roads. Read full legal disclaimer.