Can anyone give me a tune for max speed, and the best acceleration with the speed for the track route x? I need this tune for my ford gt, which is around 850hp ( maxed ). Aswell as my z06 RM ( 860 , 1090kg ) . Please help me , ive been trying all day for the last 2 days. Im new here as well as to tuning so please forgive me. FORD GT IS 2006