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      10-04-2011, 12:41 PM   #27
marcel b
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Drives: 1M Coupe
Join Date: Jun 2009
Location: Europe

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if I understood it correctly, there are 3 sections after the Downpipes.
Mid-pipe(s) containing the secondary cats
center muffler where 2 pipes go into 1
rear muffler
see the pictures of the Eisenmann exhaust here http://www.eisenmann.com.au/products/233/377/

they offer these 3 sections.