I was running a test pipe before but now that the turbos off the cats back on. Just wondering if all the soot and stuff caked on the inside of the exhaust would effect the smog test. Gonna clean the inside of hte muffler but what about the rest of the piping?

 

ttt

 

Don't worry about it. =P

 

Aww come on dustin you could have had him cleaning the whole exhaust pipe out with a wire brush....