FILTERWEARS Pre-Filter K304 For K&N Air Filter RU-1045, RF-1045DK 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: 4.0"(top diameter), 5.5"(base diameter), 8.0"(height)

Compare to K&N RF-1045DK

Fits K&N Air Filter: RU-1045

Fits K&N Intake Kits: 77-1513KP, 57-1513-1, 57-1514-1, 57-9014-1, 57-9017