Summary: The K&N 57-1124 & 63-1124 performance air intake system was designed for 2008 & 2009 Kawasaki KFX450R Sport Quad. When dyno tested, the 63-1124 intake system created an estimated gain of 4.57 horsepower at 7100 RPM and 3.36 lb. ft. of torque at 7100 RPM. See the easy to install, bolt-on horsepower offered by this air intake system.
