Want to modify or upgrade your 2008-2014 Subaru Impreza WRX STI with aftermarket drop in air filters? At OGTuners.com we have a great selection of aftermarket performance parts for your Subaru Impreza. We have 3 drop in air filters parts available in our store with free shipping to the Continental US.
aFe P5R Drop In Air Filter
 $68.64 SALE 30-10161aFe MagnumFLOW Air Filters OER P5R A/F P5R Subaru Impreza WRX STI 08-11 H4-2.5L IN STOCK 2008-2014 Subaru Impreza WRX STI |
 $73.39 SALE 31-10161aFe MagnumFLOW Air Filters OER PDS A/F PDS Subaru Impreza WRX STI 08-11 H4-2.5L IN STOCK 2008-2014 Subaru Impreza WRX STI |
Perrin Performance Drop In Air Filter
 $61.60 PSP-INT-110PERRIN 08-21 Subaru WRX / 08-18 STI / 09-18 Forester / 13-17 Crosstrek Drop-In Filter Foam - Black IN STOCK 2008-2014 Subaru Impreza WRX STI |