Thread: MPE muffler
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      02-14-2019, 07:37 AM   #35
rjd_F30
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Quote:
Originally Posted by NoobCola View Post
Yea most likely. I was looking at the chart you linked great information btw. I was looking at the parameters of how it's being measured and they're different from ca state ref. State ref measures 20 inches away from the exhaust at a 45 degree angle which could have a big difference on the decibel level being read.
Yah, I figured they measured differently than we did so that will definitely skew the results big time. However, we measured at 3 feet, they measure at less than 2, and we were still getting way over 95dB. So still safe to say any form of modification to the stock exhaust will fail you.
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