cat over temp program?
if you still have the cat. converter on the car, leave the COT on!
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My grand prix had COT disabled for 3 years with zero problems and exhaust temps tend to get very high. I recently pulled the cat to put headers on and the cat still looked brand new.
Not to mention a long list of cars I've tuned that have had zero problems.
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Desensitizing it is one thing.
But i wouldn't go so far as to disable it without removing the cat first.
Cuz I'm a cheap bastard
At least your honest about it:p
In short, yes you can cut it out and replace with a straight pipe. But since there are plenty of down pipes available (Hogan, etc.), it's probably a cleaner and maybe even a cheaper way to go than to hack the factory one. It's pretty easy to swap out for the stock one, if you need to for any reason, where if you weld in a test pipe, you'll have to weld in a cat again.
Also, you'll need a tune to get rid of the code thrown by the post-cat O2 sensor.
Desensitizing it is one thing.
But i wouldn't go so far as to disable it without removing the cat first.
At least in your case you had a convenient time to inspect the cat.
At least your honest about it:p




