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      12-02-2009, 12:12 PM   #19
vividracing
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Drives: E90 M3, F30 335i, F80 M3
Join Date: Aug 2006
Location: Arizona

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There is 3 sections to the exhaust. Downpipes, Midpipe, Muffler. The cats are on the downpipes (2), the midpipe has 2 resonators and 1 muffler by the axle back.
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Jacob Foster
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Vivid Racing | Gilbert, AZ | www.vividracing.com
480.966.3040 x254 | jacob@vividracing.com