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2010 2011 BMW 5 Series Forum F10 Why is there a valve flap in the exhaust pipes? |
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05-07-2012, 12:29 PM | #1 |
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Why is there a valve flap in the exhaust pipes?
Why is there a valve flap in the exhaust pipes? Does anyone know when it opens or what it does?
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2016 BMW X5 ///M 2016 BMW M4 ///M Convertible aLatteHotte - www.aLatteHotte.com - The Future of Coffee Last edited by osxcode; 04-26-2013 at 08:05 PM.. |
05-07-2012, 12:49 PM | #2 |
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See this link. http://autorepair.about.com/library/a/1d/bl104d.htm
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