This product is legal in California only for racing vehicles which may never be used, registered or licensed for use upon a highway.
Arlen Ness Slot Track Inverted Series Air Cleaner Kit For Harley
The ultimate combination of performance and design for your V-Twin engine. Inverted pleated top with pleated sides to maximize airflow. The synthetic black air filter element is encapsulated in a stainless steel jacket for the ultimate in style and durability. The forged air filter housings feature built-in velocity stacks that scream performance and enhance looks. The forged billet backing plate features a radius inlet, hidden breather hardware and the industry leading Big Sucker patented technology. Replacement Inverted Air Fliter also available. 
Features:

Available in chrome or black anodized finishes

Includes all mounting hardware and gaskets

Reusable high flow air filter

Made in the USA