Yamaha YZF-R25

August 27, 2016 YZF-R250

The re-flash offer:

New fuel tables

New ignition timing tables

New rev limiter at 13.950 rpm

Disable deceleration fuel cut for perfect throttle response

Disable o2 sensor closed loop function

Set AIS valve to closed position

Set the fan opening at 96 degrees celsius and close at 92

r250

Dyno chart coming soon