If you like the stock BionX then buy:

- 1x Crumb128 5.0 microcontroller board (chip45.com)
- 1x HR30-6J-6P male hirose connector (digikey)
- 1x HR30-6P-6S female hirose connector (also digikey)

Build a CAN interface from the parts, download BigXionFlasher, turn off the speed limitation on the stock BionX, and be prepared to absolutely love your BionX system.