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      05-01-2011, 09:18 PM   #34
devo
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Drives: .2GT3/335Cpe/991 GT3 coming
Join Date: Nov 2006
Location: thinking about cars, girls and money, not necessarily in that order.

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Quote:
Originally Posted by gtr View Post
On the Porsche they claim nothing but I feel the sport exhaust adds more torque. It usually adds a little weight due to the valve that makes the exhause quite or loud. Depending on mood i like this feature. You got any luck with discount?
On GT3/RS the sport button (aka loud button) does add torque (Porsche confirms this) in the mid range. Other than the turbo it does nothing to increase power on the other 911s. The only Porsche with a Ti exhaust is the .2 RS with its Ti center muffler.