F06/F12/F13

To determine which engine your F06 / F12 / F13 6-Series model has, please refer to the following:

 Model Years Engine
640i 2012 - 2017 3.0L N55
650i / 650i xDrive 2012 - 2017 4.4L N63
M6 2012 - 2018 4.4L S63