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      10-23-2021, 10:43 PM   #12
mweine
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Drives: BMW 1M, BMW M3 CS
Join Date: Aug 2012
Location: Montreal, Quebec, Canada

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1989 BMW M3  [0.00]
Quote:
Originally Posted by taz2ko0 View Post
Bump
What is the Downpipe fix for? I never heard of down-pipe issues with the 535 other than they are very restrictive. I changed mine to high flow race catted down pipes. However my original ones worked fine.
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