K&N 98-04 Honda TRX300/TRX300FW/TRX400FW/TRX450ES/TRX450S/TRX450FE/TRX450FM Replacement Air Filter - HA-3098

K&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.
Installation Instructions