kitty as in cat, as in catalitic converter is gone. As in, my 3" exhaust came with a 2" cat, which, i decided not to use
lets just say.... HOLY FUCKING SHITBALLZ difference.
Before i could't boost over like 4.5-5 psi, and now i got it up to 5.8 where it's supposed to be. I'll post pics tomorrow, the exhaust is absolutely beautiful