K&N - XStream Universal Air Filter (RX-4950) Options:RX-4950 except for viscosity at -40°C

except for viscosity at -40°C (-40°F)

Made of air craft 7000 grade aluminum with anodized finish

DOT / ECE approved

You will need both to install your Automotive Standard Studs

3D Arai Logo Duct

K&N - XStream Universal Air Filter (RX-4950) Options:RX-4950 except for viscosity at -40°CK&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