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      02-02-2013, 10:41 PM   #489
cuiter23
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Drives: E90 328i ZSP
Join Date: Jul 2012
Location: Vancouver

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2007 BMW 328i  [3.00]
Quote:
Originally Posted by zsupreme View Post
well ill respond to my own post here. Got the exhaust evened out and pulled the tips out a little bit and that helped reduce the droning.

Only problem is now my car VIBRATES/RATTLES very noticeably at 60mph ~2250 rpm. Im gonna try the wine cork method mentioned earlier but god damn its annoying.

Think it could be the install? Im gonna try and take it to a shop next week to see if they can figure anything out
It's normal, the only way to go is to get bigger resonators. I dont recommend that since it will just kill the sound.
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