Upgrade your Subaru’s engine performance with the OEM Knock Sensor designed for 2006-2014 WRX and 2007-2021 Subaru WRX STI models. This genuine replacement sensor ensures accurate knock detection, helping your engine run smoothly and efficiently while preventing damage caused by engine knock or ping. It’s a critical component for maintaining optimal engine timing and emissions control.

This Subaru OEM knock sensor fits a broad range of models including Forester NA and XT (2006-2013), Impreza variants (2006-2011), Legacy NA and GT (2006-2009), Outback NA and XT (2006-2009), and the WRX and STI models listed. A failed knock sensor often triggers a check engine light and can cause poor fuel economy and higher emissions. Installing this direct-fit sensor restores proper engine management and performance.

Ideal for Subaru enthusiasts seeking reliable OEM parts, this knock sensor is a smart maintenance upgrade or replacement. Keep your Subaru running at its best—shop this essential engine management part now at Subimods.