Quote:
Originally Posted by churchx
Hmm. O2 bung pre-cat? What for? If it were after 2nd cat, then it might work as O2 spacer reducing CEL chances, but why weld bung before it?
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there's no cat on this front pipe.
double resonator. Plus, this is meant more for wideband tuning than anything else. Without some type of O2 extension cable, you can't get any of the factory sensors this far back anyhow.