Twin Air Pre-Oiled Air Filter Yamaha YZ250F / 450F WR250F Assorted S3-Heading-Sealed Factory Activated Battery 6 3/4" shaft length

6 3/4" shaft length

HJC's Advanced Channeling Ventilation System allows full front-to-back airflow to flush heat and humidity up and out

Feel free to match your helmet of choice to the ride

HFA1921 Air Filter Hiflofiltro

and road racing teams

Twin Air Pre-Oiled Air Filter Yamaha YZ250F / 450F WR250F Assorted S3-Heading-Sealed Factory Activated Battery 6 3/4" shaft lengthWith the same treatment that the factory race teams and OEMs receive, the Twin Air Pre Oiled Air Filter is designed to catch all the dust and debris and allow efficient air flow, giving your machine better performance. Pre oiled with biodegradable foam filter oil that provides ultimate consistency in pore coverage. Easy and fast to change out the filter and get back on your bike for more great days of riding. Features: Pre oiled with Twin Air BIO Foam