Originally Posted by joegoodrich

I have read through the article on tapping into the rear speakers to get high level input for installing an aftermarket sub amp.

The article lists the wires to connect to for DSP and for non-DSP systems.

My 00 X5 has Navigation but no DSP. It has a factory amp in the back left with 1 plug with many wires on it. The plug does not look like the non-dsp plug in the article here on x5world. Does someone know which wires I use on that plug -- see attached picture.