Correct.will1551 wrote:i think ill probably start by removing the pre cat ... it wont affect the rear 02 sensor?
will1551 wrote:deleting the cat wouldnt net much performance gain
roadrunner wrote:Seems a lot of folks were neglecting to remove them when they were done "testing" and failing to put the cat back on.
Claimed may be the key word. There may be more to that story. His test may not have required a sniffer or visual inspection. A simulator to fool the OBDII and a light check as the only test could pass. It would be emitting emissions beyond the limits though.Rockrz wrote:I saw a thread about removing cats on another board and they guy claimed he is able to pass annual emissions testing with no problems.
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