Arlen Ness Big Sucker Stage I Air Filter Kit W/Synthetic Filter & Slot Track Cover - Twin Cam

• Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/carb to provide efficient engine breathing, eliminating the need for any external hoses or hardware
• Standard red filters are pre-oiled, washable and feature four-layers of surgical grade cotton for optimum filtration and maximum airflow
• Synthetic filters feature a black synthetic material that is water resistant and never needs to be oiled; just wash and re-use
• Radius air inlet provides maximum performance by providing unobstructed airflow
• One-piece aluminum backing plate features patented hidden breather technology
• All kits include high-performance filter, backing plate and steel outer cover
• All necessary hardware and instructions are included with each kit

Fitments: