K&N Replacement XD Air Filter – YZ450F (2018–19) Leather Pants Boot material stays flexible in

Boot material stays flexible in extreme cold temperatures

reinforced with protective Kevlar lining for a bit of extra protection while you're out riding

Two Slit Side Entry Pockets

High-grade steel capping Prevents heat and friction from degrading the epoxy attaching the magnets

K&N Replacement XD Air Filter – YZ450F (2018–19) Leather Pants Boot material stays flexible inK&N off road replacement air filters are ideal for extended use in dirty and dusty off road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air flow with excellent filtration. Features: Engineered to provide increased horsepower and acceleration. Designed for quick foam or filter servicing after