Amazon.com: NVX XAD16 8000W RMS 1-OHM Stable Full Bridge Class D High Power Competition Monoblock Car Audio MOSFET Amplifier with Remote Subwoofer Level Control : Electronics
IWS-88 Dual 8" In-Wall Subwoofer | OSD Audio
Subwoofer Wiring Diagrams — How to Hook Up Your Subs