The Injen SP cold air intake in polished finish for 2008-2013 Subaru WRX and WRX STI 2.5L turbo provides a smooth, tuned intake path using 6061-T6 aluminum tubing and Injen's patented airflow technologies. The kit includes a SuperNano-Web dry filter and custom heat shield, is dyno-proven for gains up to about 33 hp and 32 lb-ft, maintains safe A/F ratios and carries Injen's limited lifetime warranty.
Injen 08-13 Subaru WRX/STi 2.5L (t) Polished Cold Air Intake