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      09-20-2007, 04:19 PM   #8
retrodrive
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Drives: 335i
Join Date: Jan 2007
Location: Irvine, CA

Posts: 1,938
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So now I have SR pipes coming, section 1&2. I will do the whole before/after comparison with sound clips and full description. I think the exhaust would be A LOT louder once piping gets straight and secondary cats are gone.
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