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



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!

Product Series

Application List

2019 - 2020HondaCRF450L
2017 - 2019HondaCRF450RX
2018 - 2021HondaCRF250R
2019 - 2021HondaCRF250RX
2017 - 2020HondaCRF450R
2019 - 2019HondaCRF450RWE

Shipping Information

  • Item Requires Shipping
  • 3.5 lbs.
  • W0.0000” x H5.0000” x L9.0000”
  • Free Ground Shipping (1 - 5 Days)