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      03-16-2014, 05:50 PM   #53
TurboM
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Drives: 2018 F82 M4 ZCP
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Quote:
Originally Posted by Stefanovich View Post
Hi,
Been following the thread and am really keen on fitting a 335 m perf muffler to my 328. I'm a bit worried about the increase in in-cabin sound. It seems the standard 335 muffler increases the sound of the 328, still not sure why??
So would the 335 m perf muffler be louder than the 328 m perf muffler??
Any thoughts would be greatly Appreciated
Thanks
Steve
I think a 335 MP muffler would be perfect. But I guess it depends on your taste and if you're running a catless downpipe with it.
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