The Italian company ITALWIN produces complete e-bikes and e-bikes drive systems. As for today, two engines has been produced, the Italwin Five and the Italwin Five F90, both engines have a torque of 90 Nm. The Italwin Five F90 however has been designed for extreme use and it is more responsive from a standing start. The F90 comes with increased power a more abrupt output which allow to face also the most demanding climbs with up to 30% of slope.
There are not many tuning systems to derestrict these engines however, the SpeedFun here does extremely well since it has proved to be a reliable tuning for the ITALWIN engines.