Kenwood P-XW1221DHP Dual 12" High Power Excelon Subwoofers in a Vented Enclosure and includes a XR1001-1 Reference Series 2000 Max Power Mono Amplifier - Creative Audio
2 Kenwood KFC-W2513PS Dual 10" Car Subwoofers + Vented Atrend Sub Box Enclosure | Audio Savings