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Knock Sensor | Mazdaspeed3
Shop Genuine Mazdaspeed 3 Knock Sensors
Knock Sensor | Mazdaspeed3 (2007-2013)
$99.82
Knock sensors help sense vibrations due to engine knock or detonation. With this information, it will alter ignition timing to optimize the performance of your Mazdaspeed3's engine and prevent detonation. ...
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