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04-15-2015, 07:19 AM
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#2
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Banned
Drives: BMW M5 F10
Join Date: Aug 2011
Location: German Autobahn
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Quote:
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Originally Posted by Ray knight
So i have a big old hole in the bottom of my airboxes. I've read that the block off plates will improve power but what about the snorkel in the newer cars? I want to have my dealer get me one or the other but which is better? Also, has anyone just duct taped the hole closed instead of spending $300 on factory plates? Or riveted on a piece of plastic?
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+1 on this!!
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