Do you run your cat with your y-pipe for emissions?
Do you run your cat with your y-pipe for emissions?
or do you guys take off the y-pipe completly for emmision? or highflow cat? im confused since i read that cars with y-pipes wont pass emissions
Warmed up with y-pipe and stock cat = pass emissions in VA
Where did ya read that cars with y-pipes don't pass emissions?
http://forums.maxima.org/showpost.ph...1&postcount=26
Where did ya read that cars with y-pipes don't pass emissions?
http://forums.maxima.org/showpost.ph...1&postcount=26
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