OK i have a 98 mustang g.t automatic with a few boltons on it I'm looking for a programmer/tuner but i don't know witch one to get I'm looking at one on ebay its a diablo sport predator but theres a few programmers out there, i want to know witch one will i get out the most off or witch one is better or has more stuff to work with for our model cars. Thank You for your answers.