K&N RX8 Drop In Air Filter Fuel Lines This adapter replaces the OEM

This adapter replaces the OEM idle air assist valve (not used on K-Swaps) leaving you with the perfect spot to thread your sensor into

Safe to use with all fuel types

O-ring included

2011-2014 Subaru Impreza WRX STI Limited 2010 Subaru Impreza WRX STI Special Edition 2006-2007 Subaru Impreza WRX TR 2015 Subaru WRX STI Base 2015 Subaru WRX STI Launch Edition 2015 Subaru WRX STI Limited

HKS SPF ASSY 150-80 Wet 2row (RED)

K&N RX8 Drop In Air Filter Fuel Lines This adapter replaces the OEMK&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace