Made a custom exhaust and x-pipe
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09-05-2011, 10:05 PM
Private First Class
Drives: '16 M235i xDrive Convertible
Join Date: Aug 2011
Location: WI, USA
Originally Posted by
I'll take some pictures tomorrow and post how i made it work. Since our cars don't have boost lines to tap off too. But I found a solution.
Just curious as to why you didn't remove the secondary cats?
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