Quote:
quote:Originally posted by MEXICANPT
Does the CEL come up if you remove the cat
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I believe it was posted that stage I after cat o2 sensor is ignored, so unless the increased flow past the upstream o2 sensor causes a problem the system should not set a code. I imagine you do need to keep it plugged in though? These are only assumptions.
MEXICANPT that atp down pipe is awesome and you can swap a test pipe in and out in about 5 minutes, sweet. Did you contact them to see how it would fit on a PT? I emailed them but have yet to receive a reply.