Fit for: Audi A1 Mk1 2010-2018 Will replace any sensor Front or Rear Audi A3 Mk2 Facelift 2008-2013 Will replace the 4 Rear Sensors or the 4 Front Sensors (Not for corner sensors on 6-sensor models) Audi A4 B8 Pre-Facelift 2008-2012 Will replace the 4 Rear Sensors or the 4 Front Sensors Audi A4 B8 Facelift 2012-2016 Will replace the 4 Rear Sensors Audi A5 Mk1 Pre-Facelift 2007-2011 Will replace the 4 Rear Sensors or the 4 Front Sensors Audi A5 Mk1 Facelift 2011-2017 Will replace the 4 Rear Sensors Audi A6 Mk4 2011-2018 .