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YZ450F 14-17
The best filter in the world can't do its job if there are leaks in the seal of the airbox
Smooth shaft design to reduce surface wear
KX100 91-21
multi-plate articulating design that proves to be comfortable as well as ventilated with 36 ventilation slots
AIRFILTER FIRE RESISTANT YAMAHA WR250F 03-14, WR450F 03-15 Moto-10 YZ450F 14-17Specifically designed for modern 4 stroke applications, these triple layer filters have an additional flame retardant inner layer for extra protection. Twin Air filters are slightly smaller than stock filters to increase air space around the filter and improve circulation. The resulting increase in air volume around the filter improves circulation within the airbox. More air means more power for your engine. Flow bench tests have proven that Twin Air
