Thread: Exhaust tips
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      07-29-2015, 07:55 AM   #9
DEG
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Drives: 2007 Z4 MR
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Quote:
Originally Posted by StickMon
How the heck do they make those double wall tips?
My Diablos have them, and the taper on the I.D. is so clean it looks like they were machined from a solid billet of stainless.
I have no idea but IMHO they really dress up the exhaust and fill in the rear opening nicely.
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