K&N Kawasaki ZX600 Ninja ZX-6R 2009-2019 - Race Specific Race Specific Air FilterThis K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street vehicles. Unlike K&N replacement air filters, fuel management modifications will be necessary with this racing filter. K&N racing air filters are washable and reusable and come with a one year limited warranty. This product is for closed course competition use only. This Part Fits: Year Make Model Submodel 2009 2012