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Old 12-02-2012, 11:03 AM   #6
RoadKillDMD
Scooby Specialist
 
Member#: 284792
Join Date: Jun 2011
Chapter/Region: RMIC
Location: Vanilla Valley, CO
Vehicle:
2011 STI
Blurple

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Quote:
Originally Posted by Subbie n00b View Post
I thought Cobb downpipes had flat gasket ends? Correct me if I'm wrong.
http://www.rallysportdirect.com/COBB...r-XT-2004-2008

It has the donut style flange. Some people bolt their 3" CB to the COBB DP via a flat gasket, others use the donut gasket, it can work both ways. If you don't have a full 3" catback, you will need the donut gasket.
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