[SCBimmerKid]

Originally Posted by Elk

Just pull the bulb and look at the stamping. I think you need PY24W such as these:
http://www.highperformancebulbs.com/bmwpy5ulhipo.html

Yep, those are the ones. Just make sure it's from a reputable distributor. I've purchased some that didn't haave good enough heat sinking and they died in just a month or two. (Waste of 60 bucks ) Happy Bulb hunting