Gravity Audio Car Amplifiers - WZ6000.1D Warzone 6000W Class D Amp 1/2/4 Ohm Stable with Remote Sub Control

Gravity 4000.1D Class D Car Audio Amplifier – 1800 Watts True RMS @ 1 Ohm Max Power at 4000W, 1/2/4 Ohm Stable, Digital, Monoblock, Mosfet Power Supply, Great for Subwoofers

AudioControl EPICENTER Digital Bass Restoration Control Processor, Car Audio Bass Booster Enhancer with Wired Remote Control (Black)

Tottist 4PCS Heavy-Duty Car Stereo Audio Wire Reducer - 0 Gauge to 4 Gauge for Amp Input, AWG Pin Power & Ground Connection