Got $20k burning a hole in your pocket? You could go buy a new Honda Civic or few year old used Ford Mustang -- but what if you want a car with a six figure street presence, a Lamborghini V10, and an annual maintenance budget greater than a Vegas casino? Find this 2007 Audi S8 here on eBay offered for $21,000 buy it now or make-offer, located in Milwaukie, OR.