Amazon.com: Pioneer TS-A301D4 Champion Series 12" 1600 W Max Power, Dual 4 Ohm Voice Coil - Component Subwoofer : Electronics
Pioneer TS-W3002D4 Champion Series 12" 3500W PRO DVC Subwoofer 4+4 Ohm
TS-W2502D2|D4 - 10" Champion Series PRO Subwoofer with 3000 Watts Max. (800 Watts Nom.) | Pioneer Electronics USA
Pioneer Champion Series TS-W312D4 12 inch 500W Subwoofer for sale online | eBay
Subwoofers & Enclosures - Pioneer TS-W310D4 12" 1400w DVC Subwoofer was sold for R595.00 on 15 Jan at 19:19 by Autostyle Motorsport in Johannesburg (ID:99160838)
Pioneer TS-A301D4 12" 1600W Max Dual 4-Ohm Voice Coil DVC Car Audio Subwoofer Car Subwoofers - Newegg.com
TS-W3003D4 - 12" Champion Series PRO Subwoofer with Dual 4 Ω Voice Coils and 2,000 Watts Max Power (600 Watts Nominal) | Pioneer Electronics USA
Pioneer 1200 Watt 10 Inch Subwoofer Champion Series DVC Car Bass Sub | TS-W261D4 - Walmart.com