Twin Air Air Filter 152215FR fits 2003-2009,2011-2012 Yamaha WR450F / 2003-2009,2011-2013 Yamaha WR250F

Filter only for use with Twin Air Power Flow kits.Twin Air dual-stage filters are the choice of top factory teams and riders worldwideDual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven)Flat foam sealing ring provides a secure seat against the airbox, even in the worst riding conditionsTwin Air filters are slightly smaller than stock, making them easier to change while increasing dead air space around the filter for better performance