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      01-18-2012, 10:19 PM   #3
Julesandtrish
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Drives: 335d
Join Date: Jan 2010
Location: North Carolina

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2010 BMW 335D  [5.00]
Quote:
Originally Posted by hotrod2448 View Post
Some sort of open element air filter system will make the turbo sound more prevalent but, likely won't do much for power or mileage.
Look here........ http://www.e90post.com/forums/showthread.php?t=579511
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