Home/Shop by Part/Engine & Engine Management/Engine Sensors & Electrical/Knock Sensor Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year 2013 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 Choose your Audi Model A 2013 A3 Knock Sensor 2013 A3 Quattro Knock Sensor 2013 A4 Knock Sensor 2013 A4 Quattro Knock Sensor 2013 A5 Knock Sensor 2013 A5 Quattro Knock Sensor 2013 A6 Knock Sensor 2013 A6 Quattro Knock Sensor 2013 A7 Quattro Knock Sensor 2013 A8 Quattro Knock Sensor 2013 Allroad Knock Sensor Q 2013 Q5 Knock Sensor 2013 Q7 Knock Sensor R 2013 RS5 Knock Sensor S 2013 S4 Knock Sensor 2013 S5 Knock Sensor 2013 S6 Knock Sensor 2013 S7 Knock Sensor 2013 S8 Knock Sensor T 2013 TT Quattro Knock Sensor 2013 TTS Quattro Knock Sensor