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Old 07-06-2007, 01:41 PM   #1
dropot2
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Join Date: Dec 2003
Location: Girona, Catalonia
Posts: 1,066
Default How they pass sound regulations?

Anyone knows how cars such as Ferrari, Lamborghini, Porsche...etc pass the very strict sound regulations???? I doubt that they can pass such a strict tests without doing any trick...electronics maybe?
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