ARLEN NESS Big Sucker™ Stage I Air Filter Kit — Brushed Stainless, Round – 99-02, 04-06, 08, 10-17 Dyna, 02 Touring, 01-15 CVO, 00, 04-15 Softail

The Big Sucker™ Stage I Air Filter Kit delivers improved airflow and increased horsepower and torque for '01-'17 Twin Cam Delphi EFI and '99-'06 Twin Cam CV carb models. 🔧💨

• One-piece aluminum backing plate with hidden breather technology.
• Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware.
• Radius air inlet provides maximum performance by providing unobstructed airflow.
• Pre-oiled high performance filter is washable and reusable, made from four layers of surgical-grade cotton.
• Includes all necessary hardware and instructions; performance filter handmade in the USA.

Easy to install with measurable gains across the powerband. 🇺🇸