Air Filter

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K&N Air Filters were originally pleated to increase surface area and capacity for harsh desert conditions. 40 years later, this same filter design continues to provide low restrict ion while offering both high performance and capacity. Updated with XD Components, K&N*s patented XStream? Series Motocross Air Filters feature revised seals, increased pleat depth, and a tri-star injection molded top for increased strength, capacity and performance.Features: Designed to increase horsepower and throttle response Pleated media provides a large filtration area offers low restriction and high-capacity Multi-Layers of tightly woven *XD* cotton gauze media offers excellent filtration Two-piece design eases installation and removal Pliable, double-beaded, application specific base seal ensures a precise fit Fuel-Management modifications are not required for increased performance Washable & re-usable, pre-oiled and ready to race! Made in the USA for over 40 years K&N One-Year Limited Warranty? Fitment Yamaha WR250F 2015 Yamaha WR250F 2016 Yamaha WR250F 2017 Yamaha WR250F 2018 Yamaha WR250F 2019 Yamaha WR450F 2016 Yamaha WR450F 2017 Yamaha WR450F 2018 Yamaha YZ250F 2014 Yamaha YZ250F 2015 Yamaha YZ250F 2016 Yamaha YZ250F 2017 Yamaha YZ250F 2018 Yamaha YZ250FX 2015 Yamaha YZ250FX 2016 Yamaha YZ250FX 2017 Yamaha YZ250FX 2018 Yamaha YZ250FX 2019 Yamaha YZ450F 2014 Yamaha YZ450F 2015 Yamaha YZ450F 2016 Yamaha YZ450F 2017 Yamaha YZ450F 2018 Yamaha YZ450FX 2016 Yamaha YZ450FX 2017 Yamaha YZ450FX 2018 Show more