FOCAL AUDIOM 15KX 15" 6-OHM 225W RMS SUBWOOFER BASS SPEAKER WITH KEVLAR CONE NEW | eBay
Amazon.com: H YANKA 10 Inch Subwoofer - 10 Inch Paper Cone Subwoofer Car Audio, Black Steel Basket, Dual Voice Coil 4 Ohm Impedance 10 subwoofer, 1000W MAX Power 10 inch Competition Subwoofer : Electronics