Kenwood XR-W1202 12" Oversized Subwoofer, Single 2-ohm voice coil, 1200W Max Power - Creative Audio
Kenwood KFC-W3011 12 inch 1200w Subwoofer - KFC-W3011 from Kenwood
Kenwood P-XW1221D Dual 12" Excelon Subwoofers in a Vented Enclosure and includes a XR601-1 Reference Series 1200 W Max Power Mono Amplifier - Creative Audio
Best Buy: Kenwood 12" 4-Ohm Single-Voice-Coil Subwoofer KFC-W3012
Kenwood KFC-W3011 Subwoofer for Car 12" 4-ohm 1200W 90 dB Sensitivity — Online Camera Systems
Kenwood KFC-W3012-BUND2 at Onlinecarstereo.com
Kenwood KFC-W12DVC 12" Performance Series Dual 4 ohm Subwoofer