Arlen Ness Big Sucker Stage 1 Air Cleaner for 1999–2016 Twin Cam Touring

The Arlen Ness Big Sucker Stage 1 Air Cleaner is a high-flow intake upgrade designed to increase airflow, horsepower, and torque on 1999–2016 Harley-Davidson Twin Cam Touring models. Engineered for performance and proven on Harley-Davidson V-Twin engines, the Big Sucker Stage 1 helps your engine breathe more efficiently while adding a clean, classic performance look to your Touring build.