Subaru Air Pump/Barometric Sensor Parts 2008-2021 STI
$36.00 – $373.00
The Subaru air pump system is one of the most problematic parts of the late-model EJ motor cars. The solenoids often seize up and fail, throwing “check engine” lights and causing the car to run poorly. Or perhaps yours went missing during an air pump delete install.
Use the diagram to help understand which part(s) you need. Parts are sold individually.
Fits all 2008-2021 Subaru WRX STI.
| Location | 1 – Air Injection Pump, 2 – Air Injection Pump Tube, 3 – Front/Right Side Switching Valve, 4 – Switching Valve Tube, 5 – Baro Sensor Tube, 6 – Secondary Air Injection Pump Hose, 7 – Rear/Left Side Switching Valve/Baro Sensor |
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