My wife bought me a CA670 for Christmas from KC AutoSound and I bought her a CA530...

My wife bought me a CA670 for Christmas from KC AutoSound and I bought her a CA530 from another shop that also sells "pre-wired" kits. After installing kits from both shops I can say that KC AutoSound's is by far the better kit. The wires were all separated neatly and ready for the install, unlike the other, which was just a jumble of wires in the box. They were taped together, but not nearly as neatly as KC AutoSound’s kit. The directions from KC AutoSound were also well written and easy to understand. Customer support was also top notch. I had some install trouble with the unit I bought from the other shop and had to them several times asking for help, but got slo