KICKER 47KEY2004 Key 4-Channel DSP Smart Amplifier, 4x50W

PRV Audio MDX2000.4 2 Ohm Mini 4 Channel Car Audio Amplifier 4 x 500 Watts RMS at 2 Ohm - 2000 Watt 12 Volts Bridgeable Amp for Powersports, Motorcycles, ATV, for High Power Stereo Speaker Systems

★ 9.2/10

Pioneer GM-A4704 520W Max Class AB Bridgeable 4-Channel Car Amplifier | Variable High-Pass Filter

★ 9.0/10

DS18 SXE-3000.4D/RD Car Amplifier Stereo Full-Range Class D 4-Channel 200x4 RMS @4 OHM 3000 Watts - Powerful and Compact Amp for Speakers in Car Audio System

★ 9.0/10

Taramps DS 440X4 2 Ohms 440W RMS Full Range 4-Channel Car Stereo Amplifier

★ 9.0/10

DS18 ION1600.4D 4-Channel Amplifier Full Range 4 x 240W Rms @ 4-ohm Class D, Compact Design, Digital 4 Channel Car Audio Miniature Size Multichannel Amplifier, Small Design

★ 8.8/10

DS18 SXE-1200.4/RD Car Amplifier Stereo Full-Range Class A/B 4-Channel 60x4 RMS @4 OHM 1200 Watts - Powerful and Compact Amp for Speakers in Car Audio System

★ 8.6/10