You can buy those as a ZCP Replica Rim (ZCP's are what they are called on the M3) which will fit (OEM ZCP will NOT). Reps are called BM160's. These are the same style rim I bought for my winter setup.
8.5" F x 19" x ET+35, 9.5"R x 19" x ET+38. Wrapped in Blizzack LM-60s.
http://www.pyspeed.com/BM160-OEM-Rep...m-bm160-19.htm
Here are my pics... Will be trying them on my car this weekend, I'll take some pics of them on the car and share.