Originally Posted by Shibalnoma
If you can afford an 08-09 M3, you can definitely afford an 08-09 C63
From all the comments you've made, you sound like you want a 5.0 mustang.
Go for it.
A lot of people pay a little more for the quality of build, the chassis, and the balance of M3's.
However, it sounds like you want the power with a lower price tag.
There's your answer. a mustang
+1, I think you already made up your mind on the Mustang, if it's all about the amount of money you have to invest to make power then you've already answered your question.