K&N Filters Air Filter [MPN: RU-2989]

K&N Custom Air Filters can increase horsepower up to 12%. They are available in a wide range of sizes, designs and shapes for virtually every application. K&N Custom Clamp On Air Filters are usually not used with Orig. Equipment air boxes because of their larger than Orig. Equipment size. They allow considerably more air flow than a stock air box set-up. Generally up to 25% increase in jet sizes will be required because of K&N filters increased air flow. K&N Clamp on Filters are not street legal.

• Clamp directly to the carburetor intake
• Increase airflow to engine to help boost performance
• Require removal of the stock airbox and stock air filter element
• May not be legal for street use.