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      06-17-2023, 07:14 AM   #397
jdfzhp
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Drives: BMW M3, BMW 330i
Join Date: May 2022
Location: STL

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2004 BMW 330i  [0.00]
2011 BMW M3  [10.00]
Quote:
Originally Posted by patroklai View Post
So you basically need an unmodified factory pipe from the headers to the axle back with the 4 cats and dual resonators, correct?

Im sure someone here might have that. I basically have a similar setup as your current except I have no resonators and only the secondary cats.

Pat
I'm fairly certain secondary cats and resonators are in place still and the primaries were the only thing removed as that's all I have separate from the car. I'll be under there today to confirm.
Appreciate 0