BMW M3 Forum (E90 E92) - View Single Post - Sound Clip/Experience w/ BW X-Pipe + OEM Muffler

a5m · 12-28-2023, 08:07 PM

Also, judging by how rusty it is I doubt it's T304 as BW states. Which makes sense since Maganflow makes it for them and they almost exclusively use T409.

12-28-2023, 08:07 PM	#9
a5m Lieutenant Colonel 1594 Rep 1,673 Posts Drives: 2011 BMW E90 M3 Join Date: Jan 2023 Location: Chitown iTrader: (7)	Also, judging by how rusty it is I doubt it's T304 as BW states. Which makes sense since Maganflow makes it for them and they almost exclusively use T409.
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