A-AF25414 Filter, Air, Primary Magnum RS (QTY 1)One New Aftermarket Replacement Primary Air Filter (Magnum RS) Fits Case, Fits John Deere, Hitachi, Kobelco, Isuzu and More This primary radial seal air filter (Magnum RS style) protects diesel engine air intake systems on a wide range of construction and agricultural equipment. It traps airborne dust, debris, and particulates before they reach the engine, helping maintain performance and extend engine life. The companion secondary safety element for