Hertz HMP 4D Compact 4-channel powersports amplifier — 50 watts RMS x 4 (parts)

Hertz HCP 4 4 channel car amplifier 50 watts RMS x 4 HCP4

DS18 G1800.4D Full-Range Class D 4-Channel Car Audio Amplifier 1800 Watts

Hertz DP 4.300 DIECI Power 4 channel amplifier 840 W DP4300

Hertz HCP 2 2-Channel Car Audio Amplifier 250-499W RMS Power

OPEN BOX FOCAL AP4340 CAR 4-CHANNEL 380W RMS CLASS A/B AMPLIFIER

Marts Digital Pulse MS400X4 400W Power 4 Channel Class D Car Audio Amplifier

DS18 1800 Watt 4 Channel Full Range Class D Car Audio Amplifier Amp NEW G1800.4D