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      02-02-2013, 02:05 PM   #7
335derv
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Drives: 335d coupe 2007
Join Date: Jan 2013
Location: Norfolk

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So I've been told today I have got the dreaded flaps, so I want to delete them just to be safe, now without taking manifold off how do I find out if they are 22mm or 32mm holes?? Really want to do this before I get dpf removal pipe!!