The K&N Clamp on Air Filter is designed to fit all racing motorcycles. The Clamp on Air Filter allows more air flow than the stock air box and will increase your horsepower. You will need to make adjustments to your carburetor and may need to increase your jet sizing. The K&N Clamp on Air Filters are reusable as long as you take the time to care for them and your machine. K&N have designed and manufactured the Clamp on Air Filter for a wide variety of applications. The K&N Clamp on Air Filters are constructed with ultra strong molded pliable rubber flanges will help absorb vibration and allow for secure attachment.