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The Best Radio Wiring Harnesses For You Car Stereo

two matching multicolored radio wiring harnesses

Radio wiring harnesses are an assembly of electrical cables that transmit signals to your cars speaker system. If you ever need to replace the stock radio that comes with your car, a wiring harness will allow you to keep the vehicle’s factory amplifier and get everything working correctly.

What Should You Consider in a Radio Wiring Harness?

The most important consideration in the purchase of a radio wiring harness is compatibility with the make, model, and year of your vehicle.

Best For Honda/Acura: Scosche HA08B Wiring Harness Kit

multicolored Scosche HA08B Wiring Harness

A standard radio wiring harness to connect an aftermarket stereo to the factory radio harness. The direct connection does not require cutting any wires. Made with a factory high-quality wire and connectors, the wires are color-coded for an easier installation. Works in select Honda and Acura vehicles.

Best For Ford: Scosche FD16B Wire Harness

multicolored Scosche FD16B Wire Harness

This radio wiring harness is meant for select 1998 to 2009 Ford vehicles. It is not compatible with factory amplified systems, it connects to aftermarket stereo to the factory radio harnesses. It is color-coded for an easier installation.

Best For Subaru: 20-pin Subaru/Nissan Headunit/Radio Wiring Harness with Steering Wheel Switch Wires

Subaru/Nissan Headunit/Radio Wiring Harness on a wooden background

This upgraded version of radio wiring harness includes pins to connect to a steering wheel control interface module for Subaru vehicles. The harness includes wires that go into the steering wheel switches.

Best For Subaru

Best For Mazda: Metra 70-7901 Radio Wiring Harness for Mazda

two Metra 70-7901 Radio Wiring Harnesses with different colored wires

This radio wiring harness plugs in Mazda vehicles. No cutting of the factory wiring is needed. It allows for the installation of an aftermarket radio using the existing factory wiring and connectors.

Best For Mazdas

Metra 70-7901 Radio Wiring Harness for Mazda 90-01Power/4 Speaker

Radio wiring harness for select Mazda vehicles.

Save money on installing a new car stereo with the purchase of a radio wiring harness, to install on your own. The instructions and color-coded wires make it easy to set up your car with a new music system.

Rachel Shubin Rachel Shubin
Rachel Shubin is a freelance journalist who is passionate about telling stories. Along with writing reviews for LifeSavvy, she writes a book column for Cape May Magazine and is a reporter for the Cape May Star & Wave Newspaper. When Rachel is not writing, she can be found advocating for mental health awareness and animal rescue, reading novels, exploring Cape May, or working on her polymer clay jewelry business, Piper + Pearl Co. Read Full Bio »
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