15" inch Audio Technix Dual 4 Ohm D4 Strato 400W RMS 800W Max Sub Subwoofer | eBay
E 15D2 Sundown Audio 15" Sub Dual 2 Ohm E Series 800 w Bass Subwoofer E15D2 New | eBay
Alpine SWS 15D2 Car Ausio 15" DVC Dual 2 Ohm Type s Subwoofer Sub Woofer SWS15D2 | eBay
New Lanzar MAX15D 15" 1200W Car...