id ryther have it like the ct9 cat set up as i have a blitz nurspec cat back exhaust and dont wanna go fucking round with that would only need to be there for the cat test then id whip it back off and put the decat back on just want a cat on there at mot time as cant be doing with failing it for no cat lol just wanted to no if it would work or am i wasting my time and have to put my ct9 set up back on every year