MB Quart XK1-116 6-1/2" X-Line Series 2-Way Coaxial Car Speakers 160 Watts Max, 80 Watts RmsUpgraded 0.75" (20Mm) Pure Titanium Dome TweeterMounting Depth: 2.4"Mica-Filled Pp Cone Mated To Uv Butyl Surround4 Ohms Impedance