We can certainly help you pick the best tire model that will suit your needs.
In order to get a better idea of what you want out of your tires, please answer the following questions.
Is your GT500 a daily driver? Will you be driving in snow? How many miles do you typically drive per year? Will you be racing the vehicle? What made you inquire about the NT05? What do you want your next set of tires to do for you?