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      03-15-2008, 08:50 PM   #3
SS32
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Drives: 2008 M3
Join Date: May 2007
Location: Raleigh, NC

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EVO Sport has high-flow cats for the M5, so I imagine they or someone else would have some for the M3. I don't think you could eliminate the cats completely, though. You can, however, easily take out the resonators. There aren't any electronics in them.