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Old 01-29-2012, 12:42 PM
Nobrandfanboy Nobrandfanboy is offline
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Location: Canada
 
Join Date: Apr 2011
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Mein Auto: S4
BMW is the first to use it. Lambo won't use this system because they are NA with V8+ engines which provide a glorious tone to the exhaust but because BMW M5 has turbo's it acts like a silencer so I am guessing BMW used this amplification to provide more exhaust tone back into the system.
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2011 Audi S4
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2001 Mercedes Benz C320
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