FILTERWEARS Pre-Filter K337 For K&N Air Filter RX-3800

Direct from manufacturer. Made in the USA.

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

Measurements: 4.0"(top diameter), 4.5"(base diameter), 6.57"(height)

Fits K&N Air Filter: RX-3800