R2-W8D4 8' R-Series R2 Subwoofer, Dual 4-Ohm, 350 Watt RMS Next-generation bass engineering, clean deep low end, sealed or ported box compatible,...

R2-W8D4 8' R-Series R2 Subwoofer, Dual 4-Ohm, 350 Watt RMS Next-generation bass engineering, clean deep low end, sealed or ported box compatible, 8 inch size, DVC design for car