Hi mate saw an old post about fitting aftermarket head unit into audi with bose? I am looking to do that with the xtrons unit i have parking sensors too how do i make it work with the bose and will the parking sensors work? I have usb in glove box but aux near handbrake but asume i will use the ports on new head unit for that i look foward to a reponse cheers audi a3 black edition 2009