Boyesen Power Wing Yamaha Yz/Wr450F 03-06 Hazardous even small riders are protected

even small riders are protected in the best possible way

5 Windblock jersey

The lug-soled Sole tread offers a superior grip on any terrain

Optional 5mm higher teeth are also available

Boyesen Power Wing Yamaha Yz/Wr450F 03-06 Hazardous even small riders are protectedThe Boyesen Powerwing is the perfect air delivery enhancement upgrade used to increase horsepower and torque by maximizing your intake system. The Powerwing's unique design maximizes airflow to increase horsepower, torque and responsiveness, without restrictions to your existing carburetor. Precision fit engineering ensures easy installation in each make and model available. The Boyesen Powerwing is designed to increase air velocity inside your