JL AUDIO Amplifier Slash 450/4 4 Channel Car Amplifier

JL Audio 450/4 Car Audio Amplifier 4-Channel 450W RMS Power MPN 450/4

JL Audio 450/4 Slash 4-Channel Car Amplifier

JL Audio VX400/4i 400W RMS 4-Channel Full-Range Amplifier w/ Integrated DSP

JL Audio 450/4 Car Amplifier 4 Channel Vintage Old School Rare Audiophile Amp

JL Audio RD1000/1 1000W Class D Monoblock Subwoofer Amplifier

Kenwood eXcelon Gouriki Series X600F Rare SQ 4 channel High Res class A/B Amp