Cat. converter
#1
Cat. converter
will cutting out the cat. converter give me a good performance gain? Someone was telling me and he said it was the smartest thing he ever did and he got an excellent performance gain out of it. any answers?
#2
Not on stock exhaust, plus you'll fail emissions. You might see a little gain at the track, but on the street you most likely wouldn't feel a difference. Not to mention you would have to have the o2 DTC's tuned out.
#4
I honestly wouldn't mess with it. If you had headers and a decent cat-back, I would however get a high-flow cat, I could see through the one I used to have (try that on a stocker). I have headers and a 3" mandrel bent exhaust, and cut out the cat just to see what would result. More rasp, louder exhaust, no difference in track times. I would get some headers and shave the baffles off your intake lid if you haven't already, let her breath some.
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