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      07-02-2008, 08:35 AM   #5
JEllis
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Drives: E36 M3, E92 M3
Join Date: Oct 2006
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Quote:
Originally Posted by alejotrujillo View Post
No. There is a valve in the exhaust system of the 335 that opens up both exhausts at high RPMs, and keeps the left one closed at idle/low RPMs.

This "mod" keeps the valve open all the time to make the car sound better/louder.
ahhh I see

Jason
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