4) New MB Quart OKC168 6x8" 160 Watt 2-Way Car Audio Coaxial Speakers Stereo 4) New MB Quart OKC168 6x8" 160 Watt 2-Way Car Audio Coaxial Speakers Stereo (4-pack) 40 Watt RMS (80W per 4-pack) 80 Watt Max (160W per 4-pack) Polypropylene Cone Butyl Rubber Surround