Boyesen's 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. We recommend all motorcycle parts are fitted and tested by qualified professionals.
Fits: Honda CR125R 2003-2007 CR250R 2004-2007 Yamaha YZ125 2002-2004