Quote:
Originally Posted by maupineda
Do you have the stock cats in the section 1? Did you relocate the post cat o2 sensors after the cats in the section one after header install?
Those codes mean your cats are not working fine. I have them, but my cats are aftermarket and not as effective as OE.
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Finally got a chance to get some pictures/videos of the bottom of the car. Hopefully, this can shed some light on what I have and what I do not since I'm not as familiar with the stock set up.
Youtube video of the underneath of my car showing the O2 sensor locations:
https://youtube.com/shorts/VWJaXc6EL8M?feature=share