JBL Stage 122D - Subwoofer Car - 1000 Watt Harman Kardon Car HiFi Sound System Bass Box with Dual 4-OHM Coil - 30 cm | 12 Inch Bass Box, Black : Amazon.co.uk: Electronics & Photo
DS18 IXS12.4D 12" Shallow Mount Subwoofer 1600W Max Dual 4 ohm Slim Car Bass Sub 810005184281 | eBay
MTX Audio TNP212D2 Dual 12" Subwoofer Package with Amplifier
Amazon.com: New Dual DLS12 12-Inch 875 Watts 4-Ohm Car Audio Power Subwoofer Sub DLS-12 : Electronics
Amazon.com: Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofers in a Tuned Bandpass Enclosure with Blue illumiNITE LED Illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power : Electronics
Audiopipe Bass Package – Dual 12″ Subwoofer Enclosure with Amplifier & Wiring Kit – The Wholesale House
Dual Electronics DWS12 12-inch High Performance Subwoofer with a 2-inch Single Voice Coil and 1,000 Watts of Peak Power - Walmart.com | Subwoofer, High performance, Dual