The only problem is not enough extra 4 gauge wire for the ground. Because you ground the capacitor to the chassis as well as your amp. So six feet of ground would've been better than the three that comes with it. I had to go to a car audio shop to get the rest.
Five stars for the headlights! They install perfect, adjust perfect and shoot an awesome beam across the road. The tail lights get four stars only because they don't fit perfect. But they are clean looking!