and its surprising how little good wire can help as well. For off the shelf sub $200 coaxials, the included wire is fine.ZwithanX said:Honestly, you'd do better if you upgrade the speakers. It's like upgrading your tires instead of the suspension.
...but if you plan on doing both anyway it will be a nice experiment. The speakers will cost more than the head unit if you get decent ones, especially seperates. Don't forget to get good speaker wire when you put the speak's in. It's surprising how much they help.