Hi Tom,
there was or is a punk (?) band with the name of "Halle 54" in Wolfsburg. I donīt know of any VW club in Wolfsburg with that name.
Have you been to the "Brauhaus Fallersleben"?
Have you just been in Wolfsburg for a day or are you still there?
BTW: I am living in Wolfsburg.
Bye,
Tobi