Are you going for looks, performace or both? I'm partial to the SSR Comp's considering that I like to track my car. I like light and strong.
Here's a link to the SSR wheel page at the Tire Rack. http://www.tirerack.com/wheels/ssr/ssr.jsp
Here's an E46 M3 with Anthracite (polished lip). I prefer all Anthracite to a polished lip.