aFe Direct Fit Magnum Pro 5R Performance Air Filter - 2008-2021 Subaru WRX / 2008-2018 STI / 2009-2014 Forester / 2005-2013 Legacy / 2005-2011 Outback / 2006-2010 Tribeca / 2014 Crosstrek XV Engine Components>Valve Seals Included in the kit

Included in the kit

Their threaded body means that the outside of the strut or shock tubes are threaded like a bolt

exclusive diaphragm

2012 Subaru Impreza WRX Limited 2

These new designs allow for very fast response while also providing enhanced sealing

aFe Direct Fit Magnum Pro 5R Performance Air Filter - 2008-2021 Subaru WRX / 2008-2018 STI / 2009-2014 Forester / 2005-2013 Legacy / 2005-2011 Outback / 2006-2010 Tribeca / 2014 Crosstrek XV Engine Components>Valve Seals Included in the kitConstructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will out flow stock paper filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly space pleats provide excellent dust holding capacity for longer service cycle between