Uni NU-4138ST Multi-Stage Competition Air Filter engine-clutch-components-gaskets-seals 1993-1997 Arctic Cat Thundercat

1993-1997 Arctic Cat Thundercat

not stamped

Massimo: MSU-500

Improving power where the Ti-5 showed weak points

Uni NU-4138ST Multi-Stage Competition Air Filter engine-clutch-components-gaskets-seals 1993-1997 Arctic Cat ThundercatUnsurpassed 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. Vehicle Fitment: 2018 2019 Honda CRF250R 2004 2009 Honda CRF250X 2012