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      06-07-2007, 06:01 PM   #33
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Drives: 1995 M3, 1988 M3
Join Date: Apr 2006
Location: HIllside VIllage, ca 90032

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Originally Posted by 00o00 View Post
ya i noticed that too??

hopefully there are some inovative ideas about how to get it less restricted, atleast aftermarket will probebly be able to lose some weight from that area tho
If I am not wrong from reading from somewhere, that exhaust design is for the proper exhaust pressure wave tuning. It is possible to cause a cylinder to draw in a greater amount of air/fuel than would be indicated by it's volume alone.
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