Not sure if you guys have seen these, but they've been pretty popular lately on SVTP. Two interesting threads... Basically, they're carbon fiber wheels that weigh 8lbs each. Pretty awesome to think about. Might be some knowledgeable people on LR that can shed some light on the subject, whether or not it's BS... Doesn't SEEM to be.
http://svtperformance.com/forums/showthread.php?t=162034
http://svtperformance.com/forums/showthread.php?t=163614
http://svtperformance.com/forums/showthread.php?t=162034
http://svtperformance.com/forums/showthread.php?t=163614