| I think what your looking for is 51718268344
I too tried to find a used on and couldnt. Ordered mine from TheBMWPartStore.com. 92.50+shipping which ended up being about $105.
ECS also sells a aftermarket one for around $70+shipping. Was going to try it but it was backordered at the time (and is right now as well).
Last edited by Redryan98; 01-07-2013 at 11:07 AM.