is it a legal requirement that a car HAS to have a cat! can i get away with replacing stock cat with a test pipe and have no issues with wofs/ cert! cheers
cessna3,
Sep 13, 6:56am
I had my Odyssey cat replaced with a resonator. It still passes the WOF no problem. They said if the car is first registered in NZ before 2010 it doesn't have to have a cat.
ceebee2,
Sep 13, 5:25pm
Not good on the environment though!
dave653,
Sep 13, 7:41pm
Yeh. how rich does the computer make it run till it's warmed up! Every car that pulls out of thier driveway in front of me stinks like hell with so much juice going through it.
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