HFX12D4BK HFX 12 Inch 4 Ohm DVC Subwoofer | Hifonics
12″ Platform 3 – PSI Car Audio
American Bass Hawk 12 Inch 1500w RMS DVC Subwoofer - SSA STORE
Amazon.com: Alpine Type R 12 Inch 2250 Watt Max 4 Ohm Round Car Audio Subwoofer %7C R%2DW12D4 : Electronics
BIO-12 // 300 Watts RMS 12 Inch Car Subwoofer
VD-12 | 12" 800 Watt Max Power Subwoofer (Shallow Mount) - Skar Audio
Pioneer TSA300D4 12 inch 1500W Car Subwoofer for sale online | eBay
Wholesale 10/12 Inch Subwoofer Car Stereo Music System Big Power RMS 600W Subwoofer Audio Speakers - China High Power Subwoofers and 15 Inch Subwoofer price | Made-in-China.com
Amazon.com: Skar Audio EVL-12 D2 12" 2500 Watt Max Power Dual 2 Ohm Car Subwoofer : Electronics
JBL GX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black GX1200 - Best Buy
Best Buy: JBL CX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black CX1200