Look for luxury or near luxury brands.
Cadillac, Mercedes, Lexus, Buick, Audi. Avoid Toyota, Honda, Chevy, Ford.
[ Ebay.co.uk Link ]
You can waste $10k on just about anything. If all you have is $10k to spend, maybe you can get a 15 year old Avalon or Lexus and drive it for 100,000 more miles.
Shop around until you're old enough to drive.
You are 15. Wake up.
ford crown victoria
Try the Hyundai Elantra Sport.