How loud is your exhaust?
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08-17-2012, 03:16 AM
Drives: E92 M3 Competition Package
Join Date: Oct 2010
Here in germany every race track has maximum db soundlevel! Last year I saw an Audi RS6 MTM that wasn't allowed driving on the hockenheimring. Thats why have a valve system!
With opened valve I have about 128db, thats enough
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