The 2013+ GT500 is significantly faster than the GT or Boss as it will reach 60 mph in first gear. 3.5 second according to Motor Trend.
I thought it was more like 3.9-4.0 seconds.....but I'm old, my memory fails.
2012 GT Premium, Brembo PP, MT82, 3.73s, Blk/Blk. Bama 93R, Koni Yellow Rear Shocks, Hawk Ceramic pads, Luxurious & Plush Floor Mats