aFe MagnumFLOW Air Filters OER PDS A/F PDS Subaru Impreza WRX STI 08-11 H4-2.5L - afe31-10161

Constructed with 100% polyurethane on all sides, this high flow OE replacement performance filter will outflow the stock paper filter for improved horsepower and torque. Multiple layers of progressively finer mesh gauze media provides maximum convenience and easy maintenance. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal insures a tight, leak free seal over the life of the filter. Choose from three filter medias to best suit your needs: *Pro DRY S* * Primary Concern: Convenience - Pro Dry S oil-free, dry synthetic filtration media is the world's easiest-to-service performance air filter media * Filtration Efficiency: Better - 99.2% - Pro Dry S oil-free, dry synthetic media combines excellent filtration efficiency with easy-to-clean convenience * Typical Vehicle: Gas / Diesel - With excellent filtration efficiency and high airflow values, Pro DRY S is the perfect choice for any vehicle type * Driving Conditions: Street/Dusty - Pro Dry S will provide extended filter life in normal, everyday driving conditions; in dry, dusty conditions Pro Dry S is an excellent choice for ease of maintenance *Pro 5R* * Primary Concern: Performance - Pro 5R provides your engine with the largest amount of high-flowing, cold air, giving you the greatest horsepower and torque gains * Filtration Efficiency: Good - 98.6% - with filtration efficency levels in the high 98% range, Pro 5r outperforms most other cotton gauze medias on the market * Typical Vehicle: Gas / Diesel - Just the right combination of airflow and engine protection for everyday and performance oriented vehicles * Driving Conditions: Street - Pro 5R exceeds the necessary protection for average everyday driving *Pro GUARD 7* * Primary Concern: Protection - Pro Guard 7 offers unparalleled engine protection for the most critical, most expensive engines * Filtration Efficiency: Best - 99.7% - the greatest level of filtration efficiency and engine protection available on the market * Typical Vehicle: Diesel / Off-Road - Pro Guard 7 was developed specifically for today's demanding diesel applications. Pro Guard 7 provides the increased airflow and maximum protection your expensive diesel engine needs * Driving Conditions: Extreme/Very Dusty - Pro Guard 7 is perfect for all driving conditions, but excels in the harshest, most extreme conditions imaginable *Superstock IRF* * Progressive Cotton Gauze and/or Synthetic Media - Washable & reusable, lifetime filters, depth-loading dust holding capacity * Rounded Open Pleats - Better airflow, lower face pressure resistance, greater dust-holding capacity * Progressive Bump Seal - Pliable seal conforms to uneven surfaces, no foam gaskets or sealing grease necessary * Expanded Metal and Epoxy Coated Aluminum Wire Mesh - Provide increased strength and support during times of maximum load to help protect the vehicle's turbo PartNumber : afe31-10161 Description : OE High Performance Replacement Air Filter Diameter Inside (in.) : OEM Shape : OEM Filter Style : N/A Height (in.) : NA Width (in.) : NA Diameter Outside (in.) : OEM Overall Length (in.) : NA Cap Outside Diameter : N/A 2006-2007 Subaru B9 Tribeca Base H6.3000cc Air Filters::Air Filters - Drop In 2006-2007 Subaru B9 Tribeca Limited H6.3000cc Air Filters::Air Filters - Drop In 2009-2010 Subaru Forester X H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Forester X H4.2498cc Air Filters::Air Filters - Drop In 2009-2010 Subaru Forester X Limited H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Forester X Limited H4.2498cc Air Filters::Air Filters - Drop In 2009-2010 Subaru Forester X Premium H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Forester X Premium H4.2498cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Forester X Touring H4.2498cc Air Filters::Air Filters - Drop In 2009 Subaru Forester XT H4.2458cc Air Filters::Air Filters - Drop In 2009-2010 Subaru Forester XT Limited H4.2458cc Air Filters::Air Filters - Drop In 2010-2013 Subaru Forester XT Premium H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Forester XT Touring H4.2458cc Air Filters::Air Filters - Drop In 2011 Subaru Impreza 2.5i H4.2458cc Air Filters::Air Filters - Drop In 2011 Subaru Impreza 2.5i Premium H4.2458cc Air Filters::Air Filters - Drop In 2012-2013 Subaru Impreza Base H4.1995cc Air Filters::Air Filters - Drop In 2012-2013 Subaru Impreza Limited H4.1995cc Air Filters::Air Filters - Drop In 2011 Subaru Impreza Outback Sport H4.2458cc Air Filters::Air Filters - Drop In 2012-2013 Subaru Impreza Premium H4.1995cc Air Filters::Air Filters - Drop In 2012-2013 Subaru Impreza Sport Limited H4.1995cc Air Filters::Air Filters - Drop In 2012-2013 Subaru Impreza Sport Premium H4.1995cc Air Filters::Air Filters - Drop In 2008 Subaru Impreza WRX H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Impreza WRX H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Impreza WRX Limited H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Impreza WRX Premium H4.2458cc Air Filters::Air Filters - Drop In 2008-2013 Subaru Impreza WRX STI H4.2458cc Air Filters::Air Filters - Drop In 2011-2013 Subaru Impreza WRX STI Limited H4.2458cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Legacy 2.5GT H4.2458cc Air Filters::Air Filters - Drop In 2012 Subaru Legacy 2.5i H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Legacy 2.5i H4.2498cc Air Filters::Air Filters - Drop In 2012 Subaru Legacy 2.5i Limited H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Legacy 2.5i Limited H4.2498cc Air Filters::Air Filters - Drop In 2012 Subaru Legacy 2.5i Premium H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Legacy 2.5i Premium H4.2498cc Air Filters::Air Filters - Drop In 2007 Subaru Legacy 2.5i Special Edition H4.2458cc Air Filters::Air Filters - Drop In 2009 Subaru Legacy 3.0 R H6.3000cc Air Filters::Air Filters - Drop In 2009 Subaru Legacy 3.0 R Limited H6.3000cc Air Filters::Air Filters - Drop In 2010-2013 Subaru Legacy 3.6R H6.3630cc Air Filters::Air Filters - Drop In 2010-2013 Subaru Legacy 3.6R Limited H6.3630cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Legacy 3.6R Premium H6.3630cc Air Filters::Air Filters - Drop In 2006 Subaru Legacy GT H4.2458cc Air Filters::Air Filters - Drop In 2007-2009 Subaru Legacy GT Limited H4.2458cc Air Filters::Air Filters - Drop In 2006-2009 Subaru Legacy GT spec.B H4.2458cc Air Filters::Air Filters - Drop In 2006-2012 Subaru Outback 2.5i H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Outback 2.5i H4.2498cc Air Filters::Air Filters - Drop In 2007 Subaru Outback 2.5i Basic H4.2458cc Air Filters::Air Filters - Drop In 2008 Subaru Outback 2.5i L.L. Bean Edition H4.2458cc Air Filters::Air Filters - Drop In 2006-2012 Subaru Outback 2.5i Limited H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Outback 2.5i Limited H4.2498cc Air Filters::Air Filters - Drop In 2008 Subaru Outback 2.5i Limited L.L. Bean Edition H4.2458cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Outback 2.5i Premium H4.2458cc Air Filters::Air Filters - Drop In 2013 Subaru Outback 2.5i Premium H4.2498cc Air Filters::Air Filters - Drop In 2009 Subaru Outback 2.5i Special Edition H4.2458cc Air Filters::Air Filters - Drop In 2009 Subaru Outback 3.0 R Limited H6.3000cc Air Filters::Air Filters - Drop In 2010-2013 Subaru Outback 3.6R H6.3630cc Air Filters::Air Filters - Drop In 2010-2013 Subaru Outback 3.6R Limited H6.3630cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Outback 3.6R Premium H6.3630cc Air Filters::Air Filters - Drop In 2008 Subaru Outback Base H4.2458cc Air Filters::Air Filters - Drop In 2005 Subaru Outback i H4.2458cc Air Filters::Air Filters - Drop In 2005 Subaru Outback Limited H4.2458cc Air Filters::Air Filters - Drop In 2005-2006 Subaru Outback R H6.3000cc Air Filters::Air Filters - Drop In 2005-2008 Subaru Outback R L.L. Bean Edition H6.3000cc Air Filters::Air Filters - Drop In 2006 Subaru Outback R VDC Limited H6.3000cc Air Filters::Air Filters - Drop In 2005 Subaru Outback VDC Limited H6.3000cc Air Filters::Air Filters - Drop In 2005-2006 Subaru Outback XT H4.2458cc Air Filters::Air Filters - Drop In 2005-2009 Subaru Outback XT Limited H4.2458cc Air Filters::Air Filters - Drop In 2008-2009 Subaru Tribeca Base H6.3630cc Air Filters::Air Filters - Drop In 2008-2013 Subaru Tribeca Limited H6.3630cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Tribeca Premium H6.3630cc Air Filters::Air Filters - Drop In 2010-2012 Subaru Tribeca Touring H6.3630cc Air Filters::Air Filters - Drop In 2013 Subaru XV Crosstrek Limited H4.1995cc Air Filters::Air Filters - Drop In 2013 Subaru XV Crosstrek Premium H4.1995cc Air Filters::Air Filters - Drop In