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      06-22-2010, 08:43 PM   #3
dekaliber
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Drives: '07 Z4MC, '11 JCW, '18 Z06
Join Date: Mar 2008
Location: Los Angeles

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Quote:
Originally Posted by hansaysso View Post
note: you can fully open up the brake ducts on the MC for better cooling with a dremel. a lot of the local bmwcca MC owners recommended it.
I always wondered why the duct was half blocked off with a riveted piece of plastic. I feel like that has gotta be a conscious design choice vs. a fully open duct...
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