Thread: exhaust change 128 to 135
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      05-16-2018, 08:29 PM   #4
OneTwenty8i
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Drives: 2013 128i
Join Date: Jul 2017
Location: East Bay

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Quote:
Originally Posted by Enoe Ulbeht View Post
how would you think the sound of the 135 muffler with golf tee mod compares with that of the BMW performance exhaust on the same car?
It's a lot quieter than the Performance exhaust.
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