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      01-29-2013, 10:41 AM   #10
Dackelone
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Drives: 135i Silber mit/Rot 6MT N54
Join Date: Feb 2010
Location: Bayern, Germany

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Quote:
Originally Posted by Weasel410 View Post
Out of curiousity, is the flange from the exhaust section to the mid pipe a 3'' donut flange?
I think it is less than 75mm's/3 inches. I looked on RealOEM.com but it doesn't show the ring gasket's diameter. You could order that gasket and measure it. (# 18117553130) I know the N55 mid pipes measure 58 mm's for the most part.



135i, N55 mid pipes measure 58mm in outer diameter.
http://www.1addicts.com/forums/showthread.php?t=722393
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