Complete a 4-channel amplifier installation with a purpose-built Down4Sound 4 gauge wiring kit. It combines red power cable, black ground cable, speaker cable, signal wiring and remote wiring in one package for a coordinated install. Key...

Complete a 4-channel amplifier installation with a purpose-built Down4Sound 4 gauge wiring kit. It combines blue power cable, clear ground cable, speaker cable, signal wiring and remote wiring in one package for a coordinated install. Key...

Complete a 4-channel amplifier installation with a purpose-built Down4Sound 4 gauge wiring kit. It combines red power cable, clear ground cable, speaker cable, signal wiring and remote wiring in one package for a coordinated install. Key...

BLUE/BLACK Tinned 0 Ga OFC Amplifier Install Kit   17ft of SuperFlexx Power Cable 3ft of Ground Cable 17ft of remote wire 25 ft of 14 gauge speaker wire 1 pair of 17ft tinned twisted pair of RCA cables 1 anl fuse holder 1 250a amp...

RED WITH CLEAR Tinned 4Ga OFC Amplifier Install Kit 17ft of SuperFlexx Power Cable3ft of Ground Cable17ft of remote wire25 ft of 14 gauge speaker wire1 pair of 17ft tinned twisted pair of RCA cables1 mini anl fuse holder1 60 amp fuse2x 4 gauge ring...

CLEAR WITH BLACK Tinned 4Ga OFC Amplifier Install Kit 17ft of SuperFlexx Power Cable3ft of Ground Cable17ft of remote wire25 ft of 14 gauge speaker wire1 pair of 17ft tinned twisted pair of RCA cables1 mini anl fuse holder1 60 amp fuse2x 4 gauge ring...

Excessive Amperage 420 Amp Alternator For A 2004 Mercury Grand Marquis LS 4.6l   font-size: large;  *** No refunds once order is placed as this is a totally custom built, one off unit *** 6-8 week build time Custom built to...

Excessive Amperage 400 Amp Alternator For A 2004 Mercury Grand Marquis LS 4.6l   font-size: large;  *** No refunds once order is placed as this is a totally custom built, one off unit *** 6-8 week build time Custom built to...

D4S ANL 4-Way Fuse Holder – Four 0-Gauge Inputs/Outputs Safely distribute power throughout a demanding multi-amplifier installation with the D4S ANL 4-Way Fuse Holder. Designed to hold four ANL-style fuses, it provides four 0-gauge inputs and four...

D4S ANL 2-Way Fuse Holder – Dual 0-Gauge Input/Output Build a clean and protected power distribution system with the D4S ANL 2-Way Fuse Holder. Designed to hold two ANL-style fuses, it provides dual 0-gauge inputs and dual 0-gauge outputs for...

Down4Sound Ceramic ANL Fuses – 2-Pack | 100A–600A Protect your high-current car audio electrical system with Down4Sound Ceramic ANL Fuses. Designed for use with compatible ANL fuse holders, these heavy-duty fuses help protect amplifiers,...

Command your bass with precision and peace of mind. The Down4Sound LED Bass Knob combines illuminated style, reliable voltage monitoring, and ultra-precise control in one compact unit. Integrated Digital Volt Meter – Monitor system voltage...