FILTERWEARS Pre-Filter K370 For K&N Air Filter YA-4504 Filter Wrap YZF450

Direct from manufacturer. Made in the USA.

Filter material: 100% monofilament polyester with water repellent finish standard on all pre-filters. Open top, round straight pre-filter.

Measurements: 5.0"(diameter), 6.25"(height)

Compare to K&N YA-4504PK and Outerwears 10-2079, 20-1079.

Fits K&N Filter: YA-4504

Vehicle Compatibility:

Yamaha YFZ450 (2004-2017)
Yamaha YFZ450 Bill Balance Edition (2006-2007)
Yamaha YFZ450 SE (2007-2008)
Yamaha YFZ450R SE (2009-2025)
Yamaha YFZ450R (2009-2025)
Yamaha YFZ450X Bill Balance (2010)
Yamaha YFZ450X (2010-2011)
Yamaha YFZ450X SE (2011)