K&N X-Stream Universal Clamp On Filter Fits 3 in (76 mm) KNRX-3900-1 Product:4.625 in (117 mm) H x 4.5 in (114 mm) Base OD x 6 in (152 mm) Top OD - KNRX-3900-1 Installation Notes: Designed to use

Installation Notes: Designed to use stock GM gasket P/N 89017465 or MS90131 or 1255 Felpro gasket

0L EJ205 10/00-09/05 Subaru Impreza GDB WRX STi 2

AF64-2204R

Round Tube insertTitanium

600LBS @ 1

K&N X-Stream Universal Clamp On Filter Fits 3 in (76 mm) KNRX-3900-1 Product:4.625 in (117 mm) H x 4.5 in (114 mm) Base OD x 6 in (152 mm) Top OD - KNRX-3900-1 Installation Notes: Designed to useK&N X Stream Universal Clamp On Filter Fits 3 in (76 mm)4. 625 in (117 mm) H x 4. 5 in (114 mm) Base OD x 6 in (152 mm) Top OD KNRX 3900 1 KNRX 3900 1 RX 3900 1 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