I didn't realise I couldn't go back and edit my original post up there ^^^ but my 2012 B8.5 S4 with ADS/Diff/B&O/MMI 3G+ is now officially for sale and up on Pistonheads with lots of new photos:
http://www.pistonheads.com/classifi...5-s4-with-ads-sport-diff-bando-mmi-3g/6493989
http://www.pistonheads.com/classifi...5-s4-with-ads-sport-diff-bando-mmi-3g/6493989