18-756 Ness, Stage 1 Big Sucker air cleaner kit. Knuckle chr.

The Arlen Ness Stage 1 Big Sucker is a staple in the Harley world for a reason. This kit features a high-flow red filter and a brilliant chrome backing plate that looks as good as it performs. Designed to fit 1999 through 2017 Twin Cam models, this intake system significantly increases airflow to your engine, which is the first step in unlocking more horsepower and torque. The kit includes everything you need for a straightforward installation, replacing the restrictive factory air cleaner. It is a proven design that has helped countless riders get the most out of their Twin Cam engines while adding a classic custom look to the right side of the bike.