GET MORE FROM YOUR YAMAHA RHINO K&N's High-Flow Intake System for the Yamaha YXR660 Rhino provides a performance increase of 4.35 foot-pounds of torque. To achieve such gains, K&N replaces the stock Yamaha air filter and air box with a complete redesign of the Rhino's intake system. The K&N Rhino Intake System offers guaranteed horsepower and a torque increase that no Rhino owner should live without. YAMAHA YXR660 RHINO HIGH-FLOW INTAKE SYSTEM Powder Coated Aluminum Intake Reverse-Tapered XStream® Filter Chrome Top Crankcase Vent Filter K&N DryCharger® Carburetor Main Jet FREE SHIPPING, NO SALES TAX!!