I'm looking to upgrade my HU to a Pioneer but it only has a F/R preout.<BR><BR>I just got a mono amp / subwoofer to install in the car so was wondering if I should spend more for a HU with a sub ...

I'm planning to gut and redo the stereo system in my car with a goal of improved sound quality and am really stuck understanding some of the suggestions of car audio shops in my area. Basically ...