A new car for 12 grand US with the specifics you mentioned...Not happening.
Try a used car in that price range and you will have many cars to choose from. Unless of course you will be financing and thats your down payment than you have alot of choices.
SRT
Cobolt
Mustang
Scion
Civic SI*
350z
EVO but same principles apply as an WRX STI heafty insurance