K&N Engineering KN Universal X-Stream Clamp-On Air Filters - RX-4990

K&N 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. K&N delivers. All K&N 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. K&N universal air filters are washable and reusable.

K&N 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.

K&N Filter Universal X Stream Clamp-On 3 inch Flange 6 inch Base 5 inch Top 5 9/16 inch Height

Universal X-Stream Clamp-On Air Filter

3in.FLG; 6in.B; 5in.T; 5-9/16in.H

Universal X-Stream C

Clamp-on Air Filter

Engine Air Filter

Clamp On Design

Clamp-on design