K&N Engineering RC-2540 Clamp-On Custom Chrome Air Filter - Round

2 1/4in filter diameter.

Custom air filters can increase horsepower up to 12%. Clamp-on style is designed for all racing motorcycles. Allows considerably more air flow than stock air box set-up. Carburetor adjustment will be required; usually a 25% increase in jet sizes can be expected. Available with chrome or black rubber end caps. NOT STREET LEGAL. These filters are legal ONLY for racing vehicles. Not applicable, nor intended for use on emission controlled street or highway vehicles.

Vehicle Fitment:

2004-2009 Honda CRF50F
2011-2023 Honda CRF50F
2000-2003 Honda XR50R