Thread: Test Pipe?
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      10-24-2012, 10:02 AM   #172
CSanto
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Drives: 2009 E92 M3
Join Date: Feb 2009
Location: New York

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Sound Wise...Would going TTP be the same as the Challenge Sport X-pipe? I think Challenge uses 200 CEL Cats where our secondaries are, and I know our secondaries are 200 as well.