SVR-8 | 8" 800 Watt Max Power Car Subwoofer - Skar Audio
VD-8 | 8" 600 Watt Max Power Subwoofer (Shallow Mount) - Skar Audio
Amazon.com: AudioPipe TXX-BDC4-8 8 Inch 1000 Watt High Performance Powerful 4 Ohm DVC Vehicle Car Sub Audio Subwoofer Speaker System, Black : Electronics