custom piping added to my car....got a question
 

so like the guy welded the new piping to my cat (not to happy about that) but he ran piping from the cat back to the muffler........its just piping from the cat-back to the muffler....am i gona pass smog?

RE: custom piping added to my car....got a question
 

as long as it doesn't drag on the ground...I see no issues. Sucks for you because the b pipe can't be changed out easily, but as long as there are no leaks everything should be good.

RE: custom piping added to my car....got a question
 

well it doesn't drag he did a hella good job on it......but like at higher rpms it sounds kinda weird i can't really explain it but it sounds cool lol