Hi ya phil69a, thanks for your reply mate and yes it is black smoke, as i had just cleaned/polished the car and even polished the tailpipe so was gleaming and then when it started to play up i got it back home to properly look at it the exhaust was black conciquently black pi**ing smoke. my last turbo s2 it was very light grey smoke on a good run so i knew somethings gone wrong some where. nice one i'll look at that tuesday and let ya know.