Stealth Big Air Kit - Yamaha

System cleanly integrates under the fuel tank and replaces bulky stock air cleaner. Flow bench-designed velocity stacks reduce turbulence and increase air loading. Comes with easy-to-follow instructions for an easy do-it-yourself installation. Also includes a unique relocation mount/hardware to reposition sensors. Stronger pulling power rockets you down the road without hesitation. High-quality reusable high-flow filters for long life are included. Quickens acceleration and attains speed more rapidly. Provides a deeper, healthier roar. Increases horsepower by 10%-12%. Increases torque by 8%-10%. Made in the U.S.A..