Boyesen Power Wing Yamaha Yz/Wr450F 03-06 Hydration Bags together with special beveled plates

together with special beveled plates to provide sure engagement in the most severe Off -Road applications

Aluminium hinge covers for rigidity and endurance

but you need the right gear

Perfect sized ergronomic shaped shields with built-in ventilation

CR 250R 02-07

Boyesen Power Wing Yamaha Yz/Wr450F 03-06 Hydration Bags together with special beveled platesThe 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