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      12-14-2012, 06:42 PM   #19
99mpower
Bear Motorsports
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Drives: 99 M3 TTB/GTS3/IP race car
Join Date: Dec 2012
Location: Virginia Beach, VA

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Quote:
Originally Posted by ///M Power-Belgium View Post
No...not 2.25....but 2.5 inch (63.5 mm )
I have done the large perforated pipes mod. myself
See here my post with pics + video vvvvvvv
http://www.m3post.com/forums/showthr...1#post13125366
awesome, glad I asked, I need to order some piping to start working on these for the local guys