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      07-17-2009, 12:25 AM   #13
iveman89
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Drives: 2008 M3 E93
Join Date: Sep 2008
Location: watsonville, CA

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Quote:
Originally Posted by xDrive50i View Post
The exhaust is right behind the chrome tip finishers. There is sort of a cage with lots of holes around the exhaust and the tips to allow for air and exhaust fumes to enter/exit. This keeps the tips cleaner and cooler!
great answer now that i think about it no black residue