Thread: M5 diffuser
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      05-21-2013, 02:26 PM   #13
Eki88
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Drives: AW 2015 535 Xdrive
Join Date: Jul 2012
Location: Bronx NY

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Quote:
Originally Posted by trelos78 View Post
I ran quad tips also. Get ready for hell of a drone between 1300-1800 RPM. I am looking into a J pipe or performance mufflers to eliminate drone.
Can you post a sound clip of yours? I'm gonna mention it to the shop this weekend and see if they can do something to reduce it there, maybe a J pipe as well. Wanted to first see how bad it really is. The clips I see on youtube arent so bad.
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