Hello everyone, i would like some advice. im changing my 2003 audi a4 1.9tdi 130 sport for a 2004 1.8t 190 s-line model. my current 1.9tdi has a bose surround sound system but the 1.8t im buying has not. does anyone know if and how i could get a bose fitted on the 1.8t model and where from. i was very disappointed to find the new car is without one. help would be very much appreciated.