Quote:
Originally Posted by JoeyD
That is COMPLETELY dependent on the exhaust system. It is much easier to lose HP and Torque than it is to gain it. That was a fairly assanign comment actually. Too little back pressure and you WILL lose torque.
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Absolutely 100% correct, this happens on Mustangs too when you go with off-road exhaust. Good peak power in a narrow band up top but no balls down low.