Thanks Steve, think I'm looking at the last of the line bau version. I've found this refurbished one in Germany, and I've messaged them with a few questions regarding the turbo etc.
https://www.ebay.co.uk/itm/325748688740?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=e8AMuhJ3R76&sssrc=4429486&ssuid=IE07kO4STZy&var=&widget_ver=artemis&media=WHATS_APP