Originally Posted by XCELLER8

FWIW on the "no cat" codes.....back when my ecu got wet and started causing misfires, I ended up damaging a fairly new cat....and started getting cel codes for the cat being out of spec. I couldnt find the right non-foulers anywhere local....ended up making these from a reccomendation elsewhere on the net.....all threads need to be 12mm x 1.25.....easy install & no codes,( just untill I can afford to replace the y-pipe again of course)