Yep, many hi-rez images show everyday seatbelts. Here's a pic...
http://www.highresautoimages.com/1600/ferrari/enzo.html
Many nice pics there. For more detailed shots, check this out...
http://speed.supercars.net/Board?viewThread=y&fID=8&tID=91616
I have also seen Enzos with 5 point harnesses too. Hope this helps fellow Enzo lover!
Aerodynamics is for people who can't build engines.