[95mustanggt]

Originally posted by 96_4.6
Yea I have that too and getting a 70mm TB on a stock engine on our years is supposed to decrease hp but we are gettin an extra 230cfm's so maybe i should get one now hehe I want one but i know its overkill its just 130bucks and i love installin bolt on's So or should I........

It can hurt performance because you are dropping the air velocity. There is a trade off. Going over kill in one area can hurt others and cause an over all decrease in performance.