So I don't have to look all over, What is the axel ratio for a 2007 gt s197 manual transmision rear axel? Thanks for all your help.

Hey guys, long time no questions but I have a simple one now, what do I do with my pred 7145 to change my speedometer for my change of tire size? Thanks Ryan 2007 Mustang GT I have the latest update 9 something

Ellen I just got mine yesterday and installed the tune in my 07 Mustang GT and I think it went in just fine, I have not noticed the gains I was dreaming of but it seemed to work?? What reason have you been given for it not loading?

I just installed my U7145 on my 07 Mustang GT, I all ready had a Airaid CAI and when I installed it about eight months ago the exhaust note and the power was there instantly. I kept my venturi tube in and just installed the stock 91 octain performance tune and took the car out for a drive. I have ...