JL Audio XMD-WHTAIC2-12 12 ft (3.66 m) 2-Channel Marine RCA Audio Interconnect Cable

JL Audio XMD-WHTAIC4-12 12 ft (3.66 m) 4-Channel Marine RCA Audio Interconnect Cable

JL Audio XMD-WHTAICY-1F2M Marine Y-Adaptor, 1 Female Jack, 2 Male Plugs

Ancor Marine Grade Primary Wire and Battery Cable (Red, 25 Feet, 4 AWG)

Ancor 121510 Marine Grade Duplex Cables, 14/2 AWG (2 x 2mm²), Flat, 100ft

M400/4 - JL Audio 4-Channel 400 Watt Marine Amplifier

Blue Sea Systems ST Blade Fuse Block - 12 Circuits with Negative Bus & Cover

JL Audio XM-WHTSC16-25 25 ft. White 16 AWG Parallel Conductor Speaker Cable

Blue Sea 9001E E-Series Battery Switch

IWISS Battery Cable Lug Crimping Tools Hand Electrician Pliers for Crimping Wire Cable from 6-50mm²(AWG 10-1/0) with Cable Cutters-Thickened and Reinforced the Metal Plate!!

JL Audio® XMD-WHTAIC2-25 25 ft. (7.62 m) 2-Channel Marine RCA Audio Interconnect Cable