Kenwood P-W121B Single KFC-W112S 12" Subwoofer system with Kenwood KAC-5206 Amplifier
Kenwood KFC-W3012 at Onlinecarstereo.com
Kenwood P-XW1221D 1200W Max Dual 12” Pre-loaded Car Subwoofer Box Enclosure 19048231758 | eBay
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
Kenwood Performance Series KFC-W3013PS 12 Subwoofer - 1200 Watts Maximum Peak Power, 400 Watts Maximum RMS Power, 25Hz Free Air Resonance, 85 dB/W at 1m Sensitivity at TigerDirect.com
Kenwood eXcelon KFC-XW12 12” 1200 Watt Single 4-Ohm Car Audio Subwoofer Sub | Audio Savings
Kenwood eXcelon KFC-XW1000F Woofer, 250 W RMS, 1200 W PMPO - Walmart.com