Some crazy German dude knocked this one up a while ago and flogged it on ebay. In short: Jeep Wrangler body + Unimog TYP 406 frame + BMW 750i V12 engine + Mercedes G model suspension + loads of time in a shed =
http://cgi.ebay.de/Jeep-Wrangler-TJ-UNI ... 62299255QQ
Has full German MOT, which is something of a miracle - they're pedantic, our TÃœV (MOT) engineers - would have loved to see their face when he turned up