hey, ive got a '00GT Mach 460 sound system in it, anyway, it has a tap[e deck and a cd player from the factory but they are both seperate units. I want to install my Amplifier and subwoofer but i dont ahve any experience installing stereo s**t in a car with seperate cd/tape deck units, anyone have any experience doing so? if so id love the help. im going to be using the factory cd deck and tape deck. i guess i just need to know #1, is it even possible to hook an amp up with my factory s**t, and #2, if it is possible, i want to make sure the sub wont only work with the cdplayer or only wiht the tape/radio. i want to make sure it will work with both