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      10-09-2018, 08:16 AM   #2
Kevin39
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Drives: 2011 E90 N55
Join Date: Feb 2016
Location: Indiana

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Quote:
Originally Posted by mike@x-ph.com View Post
incredibly restrictive OEM muffler
Got any data to back that up? Before and after Dyno runs? Didn't Payam make 800+ through the stock exhaust?

Also can you define 'improved exhaust note'. This has to drone like crazy and be pretty raspy. Do you have any videos of it?

Not trying to be negative but I'm just skeptical that it's going to do anything productive beyond weight reduction.
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