Pioneer 4 Gauge 1600W Monoblock Class-D Car Amplifier W/ SQCAP2M Power Capacitor 4 Gauge Amp Kit PAC SNI-35 Variable LOC Line Out Converter - Walmart.com
Class-D amplifier - Wikipedia
Pioneer GM-D7500M Mono car amplifier — 400 watts RMS x 1 at 2 ohms at Crutchfield
Pioneer GM-DX971 Mono Subwoofer Amplifier 2400 Watt Max Class D Amp 1200w RMS 884938421850 | eBay