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      08-02-2011, 10:03 AM   #3
BLTZKRG
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Drives: 2011 Z4 sD35i
Join Date: Jun 2011
Location: NJ

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Wouldnt it trip the error code? Also rattle the exhaust pipe hangers and bushings?? From experience on other setups...

I would like to know the info as well... like if I put a straight pipe from the cat all the way back...no res or cats