Subaru OEM Secondary Air Injection Pump Assembly 08-14 WRX / 08+ STI | 14828AA050 vendor_SQUARE Acceleration and throttle response is

Acceleration and throttle response is improved and much more linear- very important for autocross

9 Hex Cap Bolts with Lock Nuts

Subaru WRX 2008-2011

Wheel adapters have been used for years and are a safe tool to expand your wheel options

The UR rally mud flaps provide exceptional coverage against rain

Subaru OEM Secondary Air Injection Pump Assembly 08-14 WRX / 08+ STI | 14828AA050 vendor_SQUARE Acceleration and throttle response isProduct Fitment: 2008 2021 Subaru STI 2011 2014 Subaru WRX The Secondary Air Pump is an emissions control unit that helps to reduce hydrocarbons during cold start up. If you are getting a check engine light code P2431 this may be one of the issues throwing the code. Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an