Quote:
Originally Posted by XfireZ51
I have the FBI version of the Fusion system. Full open is most definitely noticeable as deeper, louder than closed. The C6 ran w/o resonator which was partly the purpose of the NPP valves. In place of resonator, using SW X pipe.
Very mellow at cruise and trailing throttle.
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Very interesting...do you have SW headers as well? That's what mine are.
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