Something like this might help with the propshaft:
http://audis4parts.com/audi-a6-tip-t...eshaft-spacer/
I'm not sure whether the 5HP19FLA and 5HP24A are the same length, but as that piece supposedly fits A6 and RS6 that implies they are, meaning the piece should work for us too. I'll measure a 5HP24A and an 01E over the weekend and see what the difference is