Don't buy a fully modded car. You're buying someone else's problems 9 times out of 10.
The question it comes down to is. Do you want a 86, or do you want a NICE 86?

You can go out and buy a busted, rusty, cracked and filthy Australian 86 with a dodgy 4AGE install for $3000. And never truly be happy with it.
Or save up for a while and get someone like Pro_K to find and import you something really good that leave you standing by the window perving at
it and grinning like a retard every time you're not driving it.

<- heres some examples of what Pro_K can get