Apologies for any confusion. But not having any of your vehicle info other than
M6 Competition...I didn't have much to go on when looking up information. There are two rear exhausts listed in the parts database. I simply (and obviously incorrectly) used my VIN to get info.
When I enter my VIN...I get this diagram which lists the electric exhaust flap:
There is another rear exhaust listed...but when I use my VIN...it is grayed out. This rear exhaust is listed as
VACUUM control, exhaust flap...but the exhaust flap (#1 in the diagram) is also listed as
electric valve even though it is connected to a vacuum hose (#3):
