FILTERWEARS Pre-Filter K253 For K&N Air Filters RC-3690 RU-3690 Filter Wrap

Direct from manufacturer. Made in the USA.

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

Measurements: 4.5"(top diameter), 6"(base diameter), 9"(height)

Fits K&N Air Filters: RC-3690, RU-3690 (Compare to K&N RC-3690DK Filter Wrap)

Fits K&N Intakes: 57-2542, 77-1533KP, 77-1538KP, 77-1539KP