ZR1? Z07? Z06? Bueller?
You're welcome, America.
The winner? Well, take a guess.
We think the answer may involve the U.S. government and a whole bunch of water weight.
Seems like Porsche upped their CGI budget.
Just not for a while.
Explained in one diagram.
If perhaps a little unrealistic.
Thank one amoral leaker.
And a whole lot more torque than you're used to in an M3.