2012 Porsche 911 3.4L H6. 2011 Porsche 911 4.0L H6. 2009-2012 Porsche 911 3.8L H6. 2009-2012 Porsche 911 3.6L H6. Notes: Disc Brake Pad Wear Sensor -- With Steel Rotors. Position: Front. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.