Basics: Handmade in Japan by a BMW enthusiast who stopped making them. Fits all E9Xs, including pre-LCI and LCI. Also, fits all M3s.
Details: Original post from back in the day:
http://www.e90post.com/forums/showthread.php?t=111046
I'll take the highest bid over $95 shipped. I'll keep the thread open for about two weeks or so, and highest bidder takes it.