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      08-21-2018, 02:50 PM   #68
Twinsturbo
Private First Class
Sweden
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Drives: M2 Competiton AW MT
Join Date: Mar 2011
Location: Sweden

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Quote:
Originally Posted by n55co View Post
OPF is build into the Donwpipe and additionally replacing mid-catalysts.
Actually no reason to replace OPFs for a catback system...

Remove mid-muffler and replace muffler and you should be good to go (If someone can manage to get TUV for that).
It was placed in the midpipe i think!?
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