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      08-11-2018, 03:55 AM   #8
RaysM3
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Drives: E92 M3
Join Date: Aug 2018
Location: California

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Quote:
Originally Posted by wyatth View Post
Resonators don’t quiet down the exhaust much, they mainly just smooth out the sound waves (rasp). Either swap mufflers or remove cats (which break up sound waves better than resonators but not as well as a muffler).
Yeah I thought so, but I had a friend do resonator deletes on his ACM modded muffler and it made quite a difference.
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