K&N Engineering HA-4517XD XStream Series Motocross High-Flow Air Filter

Designed 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 installation directly into your OE air box. No fuel-management modifications necessary. Washable and reusable, pre-oiled and ready to race!.

Vehicle Fitment:

2018-2021 Honda CRF250R
2019-2021 Honda CRF250RX
2019-2020 Honda CRF450L
2017-2020 Honda CRF450R
2019 Honda CRF450RWE
2017-2019 Honda CRF450RX