Uni NU-1601ST Multi-Stage Competition Air Filter body-covers-trim-instrument-control-accents All EPI springs manufactured using

All EPI springs manufactured using a 5% tolerance which is the lowest in the industry

Yamaha tool YM-01189

1975-1987 Ski-Doo Elan 250

2023 Polaris Patriot 9R PRO-RMK Slash 165

mountain experts and many more

Uni NU-1601ST Multi-Stage Competition Air Filter body-covers-trim-instrument-control-accents All EPI springs manufactured usingUnsurpassed in airflow, dirt stopping and overall performance. Fits in stock air box exactly like OEM filter. Traps dirt and dust in 2 layers of foam. The large pore, pre filter captures the bigger particles. The small pore, inner filter prevents any engine wrecking grit from reaching the cylinder. Features the Ultra Seal grease groove on the sealing surface. Made in the U. S. A.