Quote:
Originally Posted by thelrgkid
So whats the deal with the cats on the s13. ive heard people smog with a test pipe and they say they passed with flying colors. and when i checked my factory cat, it was empty. is that how it comes from the factory? do you need one to smog??
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if u know the ppl of course u can pass with "flying colors" lol
theres a cat after the downpipe, "OEM" ones shouldnt be empty inside...most likely someone before you emptied it out