With the next-gen architecture and thrust-to-weight ratio (not to mention fuel economy), only fringe Camaro customers (1%-ers?) would find a TT V6 "lacking". There's always the C7 Vette if "Ummmmm... well...... it's just not enough for me".
Having said that, the Camaro vs. Mustang rivalry might prompt V8 consideration amongst GM's "Car Guys and Gals".
We shall see...
In the early morning... when there's only a mere suggestion that the sun is going to bother coming up at all that day - a CGM blur accompanied by the anthem of 312 horses awakens the morning commuters from their NPR-induced stupor. Charging past the front lines in an all-or-nothing battle cry that the King has returned...