American Bass XMAXXX 12" 3500w RMS Subwoofer - 1800woofers.com
Amazon.com: Massive Audio SUMMOXL104-10 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 10" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
55 Series 10" 2Ω Dual Voice Coil Subwoofer | MTX - Serious About Sound®
American Bass King 15" Subwoofer - 6,500W RMS / 15,000W Max D1/D2