The description of this item has been automatically translated. Twin Air’s Power Flow air filter kit features an aluminum cage that ensures maximum sealing and hardens the filter. Thick, non-flammable foam layer. Virtually integral sealing at the air inlet. Prevents filter retraction when accelerating. Developed in collaboration with professionals endorsed by Twin Air. Recommended for racing use. Some of the items, including this one, may not be available, if so, we will notify you with the availability date. We ask buyers to be understanding during holiday periods due to delays or lack of stock. Some images of our products are for guidance only, please ask us if you have any questions. Some images of our products are for guidance only, please ask us if you have any.