Hey, I got the stock system in my c3, If you wanted to know I live in Australia and the system is pretty decent I want to hook an amp up to the stock system to run a sub or two off it and some louder deeper speakers anyone know where I can find an adaptor to hook up an amp to the system? Im not to cluey on the system I do know its got no AUX cables and I take it that I need an adapter so can anyone link to some place I can order one, Internet only of course im in Sydney Australia