K&N Engineering KA-2409XD Xstream Series Motocross High-Flow Air Filter engine-crankcase-components-crankcases 3D textured fabric comfort collar

3D textured fabric comfort collar construction

ensuring a proper seal

With over 2in

Factory-Installed Lightning Bolts available

1996-2016 Harley Davidson FLSTF Fat Boy

K&N Engineering KA-2409XD Xstream Series Motocross High-Flow Air Filter engine-crankcase-components-crankcases 3D textured fabric comfort collarDesigned to increase horsepower and throttle response. Provides high capacity, with low restriction, resulting in increased horsepower and torque. Features K&Ns purpose built XD Extreme Duty Filter Media. Deep pleats provide high airflow and long service intervals. Tri Star injection molded top, integrated tongue and groove top seal, pliable double beaded base seal. Application specific base seal ensures a precise fit. Two piece design allows for easy