ARLEN NESS Big Sucker™ Stage I Air Filter Kit — '88–'90 fit, Black wrinkle – 88-22 Sportster

One-piece aluminum backing plate with hidden breather technology creates a virtually closed-loop intake system. 🔧

Each hidden breather is O-ringed at the heads and exits inside the mouth of the throttle body, eliminating the need for external hoses or hardware.

Radius air inlet provides unobstructed airflow for maximum performance.

• Pre-oiled high-performance filter is washable and reusable and built from four layers of fine filter media.
• Handmade in the USA and designed to increase horsepower and torque.
• All necessary hardware and instructions are included; fits '88–'90 models (breather system not applicable for these years). 🛠️