Knock Sensor | Mazdaspeed3 (2007-2013)

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. 

Details

• Help protect your Mazdaspeed3's engine with a functional knock sensor
• High quality OEM Mazda Knock Sensor
• Includes: Knock Sensor
• Part #: L807-18-921

Special Notes

• Applicable model years:
• Mazdaspeed3 2.3L M/T: 2007, 2008, 2009, 2010, 2011, 2012, 2013