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      09-10-2009, 06:52 PM   #45
ar design
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Drives: 04 M3
Join Date: Jan 2008
Location: Denver, CO

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Quote:
Originally Posted by packinDSS View Post
Take em off and hollow them out (did I saythat out loud)
We just made 32awhp on an Audi S4 with our 3" downpipes. Car had Piggie Pipes (gutted primary cats) on it before....

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