The Best Amp Cables & Connectors 2024

1. Metra - Radio Harness for Select 1988-2007 Audi Cayenne 80/90 - Multi

Made from brushed aluminum; stylish look; square shape

Integrate an aftermarket radio into your vehicle's sound system with this Metra Turbo Wire 70-1784 adapter that powers up to 4 speakers and seamlessly fits select 1988-2007 Audi and 1980 and later Volkswagen vehicles.

2. Metra - Radio Harness for Select 2007-2023 Chevrolet Nissan Subaru Mazda Infiniti - Multi

Only at Best Buy 1000W peak power handling

Connect your car stereo with this easy-to-install connector for 2007 and newer Nissan vehicles.

3. Metra - 20' Multiconductor Cable for Most Vehicles - Blue

Only @ Best BuySupports resolution up to 4K Ultra HD (4096 x 2160 pixels)High Dynamic Range (HDR) pass-throughSilver content soldering, 24K gold-plated contactsCertified for in-wall installationLifetime limited warranty

This multiconductor wire contains 4-channel speaker wires and a remote turn-on wire in a single jacketed cable for convenience during installation.

4. Metra - GM Battery Terminal - Long - Silver

200-amp fuse rating; platinum-plated material; 2-pack

This battery post extender is compatible with most GM vehicles with double stacked terminals and allows for increased power or ground connections.

5. Metra - GM Battery Terminal - Short - Silver

Discuss your needsRun a Wi-Fi AnalyzerUpdate your smart devices to the latest firmwareIntegrate two already-installed smart devices into your existing smart hubConfigure up to four smart home featuresDemonstrate functionality

This battery post extender allows for increased power or ground connections and features HPP plating for quality corrosion resistance.

6. Metra - Female RCA Barrel Connectors - (Pair) - Silver

Compatible with select Volkswagen vehicles; connects a speaker to the vehicle's stereo; easy installation

Splice 2 male ends of your vehicle's stereo wiring system with this pair of female-to-female RCA splices that features platinum-plated ends for corrosion resistance.

7. Metra - Blue Primary Wire - Blue

Connects speakers to a speaker source in your vehicle; 18 AWG; copper material

Use this blue primary wire to easily connect speakers to the speaker source in your vehicle.

8. Metra - 16.4' Interconnect Cable - Multi

Designed for connecting audio components; gold-plated connectors; spiral shielded design

This interconnect cable is designed for joining audio components and features gold-plated connectors for efficient signal transfer.

9. Scosche - AUX Connect Premium AUX to RCA Audio Cable - Black

Compatible with select Volkswagen vehicles; connects a speaker to the vehicle's stereo; easy installation

With a 3.5mm connector on one end and an RCA audio connector on the other, this 6' Scosche AFRCA6 cable makes it easy to connect your compatible Apple® device or MP3 player to a stereo with an RCA input.

10. Metra - 10AWG Complete Amp Kit - Multi

Compatible with select Volkswagen vehicles; connects a speaker to the vehicle's stereo; easy installation

This power and installation kit features RCA patch cables that transfer low-level signals from the source unit to the amplifier, near the rear of your vehicle. The crystal oxygen-free copper material ensures durability.