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      05-10-2013, 09:58 AM   #47
Drives: 09 E92 335i M-sport
Join Date: May 2012
Location: USA

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Originally Posted by stefan View Post
It's necessary to make noise, because the twin turbo engine is so damn quiet. Doesn't make a whole ton of sense for a supercar, does it? Induction noise is a key ingredient, nevermind throttle response.
Spartan mufflers will satisfy the noise requirements. Even with the turbo, the engine isn't so quite as to meet noise levels for even the loudest OEM exhausts.

Last edited by Jonjt; 05-10-2013 at 10:12 AM.
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