The SSC Ultimate Aero TT(435 kmph) and the Bugatti Veyron Supersports(437 kmph) are the fastest production cars. The Trust SSC (about 1600 kmph) is the fastest car ever. If you crasch with that speed...
Even in germany the don't drive such reckless. Tip to own: drive 300 miles an hour and then drive on the right side ('ghost driving' in Duch) in real life if you're bored.