4) New BOSS CH4630 4"x 6" 3-Way 500W Car Audio Coaxial Speakers Stereo Red 4 Ohm
1 Buy = 4 Speakers!These speakers each deliver 500 watts at max power, providing deep bass and loud crisp sound without any distortion. Each speaker features a red poly injected, 1 inch cone, with foam surrounding and a 1 inch, High-Temperature, Aluminum Voice coil.  They each have 300 watts RMS power for loud clear audio, plus they have a mounting depth just over 1 1/2 inches.