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2009 Subaru WRX : Engine and Cooling Products
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Ignition Knock ((Detonation)) Sensor

Part Number: 22060AA140
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SENSOR ASSEMBLY-KNOCK Ignition Knock (Detonation) Sensor

Fits Forester, Impreza, Legacy, Outback, STI, WRX

Knock Sensor
A failed Knock Sensor will often have no noticeable symptoms beyond a check engine light or engine ping or knock, but it does cause your Subaru to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Subaru genuine parts.

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  • Only new, unopened returns will be accepted. No returns 30 days past order date. No returns on electronic parts. All returns subject to potential restocking fee. ALL SALES FINAL.
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