Hi not sure if this is the right place for two reasons 1st it's a stereo question and second even though my Audi is 2005 cab is on a 55plate it's on the older grill? Anyway the question is how do I get to replace them I took the rear seat out then I couldn't see where to goNext? I'mTrying to replace them and also the sub which I have no idea where it is or how to get to it?? I thought there were bound to be a digital showing how to but searched the web and nothing?Thanks in advance if you can help!Mj