POLISPORT Mud Flap - Orange - KTM 8906300002 Rear Fender For Yamaha Up to a 20% gain

Up to a 20% gain in horsepower is achieved on your Yamaha WR250 while eliminating weight

The cam profiles are setup to produce maximum power over the complete RPM range

5" diameter muffler bodies taper to 4" at the front 4

It comes with 2 Lambda receiver bung for on track data logging or Dyno tuning and closed loop active tuning

Mounting hardware and instructions included

POLISPORT Mud Flap - Orange - KTM 8906300002 Rear Fender For Yamaha Up to a 20% gainRear shock flaps will protect dirt bike's shock Injection molded, quality plastic components with a perfect OEM type fit Exact replica of stock OEM plastic components but stronger Inexpensive alternative to OEM replacement parts Stock color match with less fade Glossy and flexible Impact and abrasion resistant Less prone to scratching or marking