FILTERWEARS Pre-Filter K305K For K&N Air Filter RF-1048 RU-1048, RF-1048DK

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), 7.5"(base diameter), 6.0"(height)

Compare to K&N RF-1048DK Filter Wrap
Fits K&N Air Filters: RF-1048, RU-1048

Fits K&N Intake Kits:
57-1540, 57-1543, 57-1544, 57-1545, 57-1546, 57-1547, 57-1548, 57-1549, 57-1553, 57-1558, 57-1559, 57-2523-2, 57-2527, 57-2528, 57-2529-1, 57-2536, 57-2537, 57-2539, 57-2564, 57-2565, 57-2566, 57-2571, 57-2573, 57-3040, 57-3042, 57-3043, 57-3044, 57-3049, 57-3051, 57-3053, 63-1549, 63-1553, 63-1559, 63-1566, 63-2565, 63-2578, 63-3053, 63-3059, 63-3064-1, 63-3065, 63-9029, 63-9034, 69-2527TTR, 69-2546TS, 69-3522TP, 69-3523KP, 69-3526TP, 69-3527TP, 69-3528TS, 69-3531TS, 69-4526TS, 69-5309TS, 69-7201TP, 69-8620TTK, 77-1540KP, 77-1545KP, 77-1546KP, 77-1547KP, 77-1548KP, 77-1549KP, 77-1558KP, 77-1559KP, 77-1566KP, 77-2529KP, 77-2561KP, 77-2573KP, 77-2575KS, 77-2578KS, 77-2583KS, 77-3043KP, 77-3044KP, 77-3065KP, 77-9022KP, 77-9023KP, 77-9025KP, 77-9029KP, 77-9030KP, 77-9034KP