6. The Ultimate STi
Vehicle: Factory-built Subaru WRX STi Type RA - Group N racecar
Notable Features: Built for the 1998-1999 Sony Ericsson Asia Cup series; placed 1st, 2nd, or 3rd in all races in which it competed; never crashed or rolled; loads of upgrades and extras detailed in auction listing
Complex Says: This may be the ultimate STi. Sure, it may not be street legal, but will you care when you're whooping ass at the track every weekend? We think not.