How to "Shunt MOD" your Bosch Gen4 for 70+ km/h and 729+ Watts

Mod the Bosch gen4 eBike motor shunt circuit to increase the maximum power : First you need a way to derestrict your eBike ( my SpeedX2 , SpeedBox ... etc ) .... Second you need to mod the pcb .... With good wiring 800+ Watts is possible .