KN RX-4130-1 Universal X-Stream Clamp-On Air Filter

KN XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter’s top adding more filter area for higher air flow and a longer service interval. The XStream Air Filter provides awesome air flow and outstanding filtration. When racing in any environment racers need all the protection and airflow they can get. KN delivers. All KN universal air filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 inch 1.5mm to fit in-between sizes. KN universal air filters are washable and reusable.