Arlen Ness, Big Sucker air cleaner kit. OEM cover

- Chrome backing plate
- For use with the OEM 8" round air cleaner cover
- Stage 2 red pre-oiled filter element.
The best and simplest performance air cleaner kit for your bike... period. Gain up to 21% horsepower by simply installing a Big Sucker™ kit on your intake.
Backing plates:
The Big Sucker aluminum backing plates feature a radiused inlet to optimize airflow for both carburetor and fuel injection applications. The built-in breathing system features hidden channels to prevent the use of unsightly exposed breather hoses and fittings.