Don’t let a flimsy paper filter get between you and true performance. The PERRIN Performance™ dual stage, “Open Cell” foam, drop-in Panel Filter is the answer. Increases in horsepower are a simple easy install away! Quick cleans are simple with our aerosol cleaner and spray oil. PartNumber : paPSP-INT-100 Description : Panel Filter 2008 Subaru Forester Sports 2.5 XT H4.2458cc Air Filters::Air Filters - Drop In 2004-2005 Subaru Forester XT H4.2458cc Air Filters::Air Filters - Drop In 2006-2008 Subaru Forester XT Limited H4.2458cc Air Filters::Air Filters - Drop In 2005 Subaru Forester XT Premium H4.2458cc Air Filters::Air Filters - Drop In 2002-2005 Subaru Impreza WRX H4.1994cc Air Filters::Air Filters - Drop In 2006-2007 Subaru Impreza WRX H4.2458cc Air Filters::Air Filters - Drop In 2006-2007 Subaru Impreza WRX Limited H4.2458cc Air Filters::Air Filters - Drop In 2004-2007 Subaru Impreza WRX STI H4.2458cc Air Filters::Air Filters - Drop In 2007 Subaru Impreza WRX STI Limited H4.2458cc Air Filters::Air Filters - Drop In 2006-2007 Subaru Impreza WRX TR H4.2458cc Air Filters::Air Filters - Drop In