2. Don't Split This Atom

Vehicle: 2005 Ariel Atom 2
Auction Link
Notable Features: One of the first U.K. chassis to be brought to the U.S.
Complex Says: The Buy It Now price of $46,000 may seem a little steep. But it's a bargain if you want to go ridiculously fast and don't want to shell out for the F1 car that's also on this week's list.