Amazon.com: Planet Audio PAB80 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Electronics
JL Audio 500-Watt Bass Package Includes two JL Audio W0v3 12" subwoofers, JL Audio JX500/1D amplifier, and Sound Ordnance Bass Bunker enclosure at Crutchfield
Amazon.com: BOSS Audio Systems CUBE8 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control : Electronics
Dual 12" 2,400 Watt SDR Series Loaded Sub Box & Amplifier | Skar Audio