TWIN AIR FILTER HND CR250

Clamp-On Air Filter

• KN universal air filters come in four styles
• round straight, round tapered, oval straight and oval tapered
• All KN air filters in this section clamp directly to the carburetor throat, replacing the stock airbox and filter element; RC prefix part numbers have chrome end caps; the rest are black rubber (KN clamp-on filters are not street legal)
• Pleated design increases surface area air flow
• Match the outer diameter (OD) of your carb throat with the inner diameter (ID) of the filter (given in inches and millimeters)