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      10-11-2011, 12:40 AM   #735
Diokaef
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Drives: M235I 2015, 335i 2011
Join Date: Dec 2009
Location: TAMPA FL

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2008 Z4M Coupe  [6.33]
Quote:
Originally Posted by ga41 View Post
Diokaef, all else being equal, what would be the actual performance difference between the sport mufflers and the race mufflers? Say it's with your S pipe, 100cel cats and your X pipe for example.
no performance difference between Sport muffler and Race muffler, sound is what would change the most and the weight, the street muffler is a little more restrictive and heavy.

Sport and race are the same muffler only difference is that sport incorporate a resonator inside.
Appreciate 0