Rockville W15K9D4 15" 5000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
Pyle - PLA2978 - Marine and Waterproof - Vehicle Amplifiers - On the Road - Vehicle Amplifiers
Amazon.com: Audiobank P5000.1D Monoblock Car Audio Amplifier with 5000 Watts Maximum Output Power 2/4 Ohm Stable Remote Subwoofer Control Tri-Mode Operation 90 dB Channel Separation : Electronics
Amazon.com: Audiobank Audio System P5000.1 Monoblock Car Amplifier - 5000 Watt Amp, 2/4 Ohm Stable, Class A/B, Mosfet Power Supply, Remote Subwoofer Control, Subwoofer Amplifier : Electronics
Amazon.com: BOSS Audio Systems PD5000 Phantom 5000-Watt, 1, 2, 4 Ohm Stable Class D Monoblock Car Amplifier with Remote Subwoofer Control : Electronics