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Old 01-21-2012, 01:27 AM   #1
2nd Gear Member
Join Date: May 2011
Location: Toronto / Waterloo
Posts: 261
Pre-cat and Post-cat o2 sensors on 328i interchangeable?

I need a new O2 sensor in bank 2. That's precat as far as I know but someones' selling a post cat sensor. SHould be good?
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