I went for a walk this evening and saw a little two seater parked behind a house. I thought it was a Miata at first, then some kind of Ferrari....the owner was there and explained that it is an all aluminum 2001 BMW Z8. Has an M5 engine, 400 HP.
http://www.topspeed.com/cars/bmw/2000-2003-bmw-z8-ar13119.html
http://www.topspeed.com/cars/bmw/2000-2003-bmw-z8-ar13119.html