DS18 ELITE Z12 12" Car Stereo Subwoofer 1600W Max Dual 4 Ohm - Limitless Lithium
H YANKA 12 Inch Subwoofer - 12 Inch Paper Cone Subwoofer Car Audio, Black Steel Basket, Dual Voice Coil 4 Ohm Impedance 12 subwoofer, 1600W MAX Power 12 inch Competition Subwoofer