I just fitted this One Touch Lane Changer to my 1995 E34 This is one the best gadgets I've Used it took 15 Mins to install. My buddy has fitted one on his porsche he loves it
Apparently this One Touch Lane Changer feature is standard on all new 6 & 7 series now. If any one is interested I got from www.kahtec.com
I also bought there back up sensors kit only 34 bucks but thats thats next weekends project