FILTERWEARS Pre-Filter K364 For K&N Air Filters HA-2501 HA-2597 YA-3504

Filter material: 100% monofilament polyester with water repellent finish standard on all pre-filters.
Open top, round straight pre-filter.
Measurements: 3.88"T, 5.88"H

Compare to K&N YA-3504PK
Fits K&N filters: HA-2501, HA-2597, YA-3504