K&N Engineering K&N Filter Universal X Stream Clamp-On 4in Top OD x 6in Base OD x 8.688in H x 3in Flange ID RX-3990-1
K&N Engineering K&N Filter Universal X Stream Clamp-On 4in Top OD x 6in Base OD x 8.688in H x 3in Flange ID RX-3990-1
Low stock: 2 left
Emissions
California: Non-compliant parts may be used only on designated closed-course racing vehicles that are never registered for highway use.
Other: Please consult your local statutes and ordinances to ensure compliance with regional emissions standards.
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KN Universal X-Stream Clamp-On
Air Filter
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.
