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Best Buy customers often prefer the following products when searching for plug harness.

A plug harness is a set of wires that connects the various components of your vehicle's electrical system. It is used to connect the battery, starter, alternator, and ignition coils to the spark plugs. Browse the top-ranked list of plug harnesses below along with associated reviews and opinions.

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  1. Metra - Steering Wheel Control Harness for Select 2010-Up Nissan - Multi - Front_Zoom
    Top comment

    "Radio harness...This wire harness made my radio go in like nothing with the stock"

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    Product Description

    Wire your backup camera with an aftermarket stereo without losing function with this Nissan prewired harness. Including a 12-volt to 6-volt converter for effortless installation, this harness works with Nissan models 2010 and up with 4.3-inch displays. This Nissan prewired harness retains all your vehicle's camera actions so you don't experience interruptions.
    See all Deck Harnesses
    Top comment

    "Radio harness...This wire harness made my radio go in like nothing with the stock"

    See all customer reviews

    Product Description

    Wire your backup camera with an aftermarket stereo without losing function with this Nissan prewired harness. Including a 12-volt to 6-volt converter for effortless installation, this harness works with Nissan models 2010 and up with 4.3-inch displays. This Nissan prewired harness retains all your vehicle's camera actions so you don't experience interruptions.
    See all Deck Harnesses
    See all Deck Harnesses
  2. Metra - Steering Wheel Control Add-On Harness with Aux-In for Select 2002-2015 Toyota, Lexus, Scion - Multi - Front_Zoom
    Top comment

    "Wire harness...Wire harness apparently worked since the radio worked, but the radio was of such poor quality, that the quality of the wire harness could not be adequately determined....Steering wheel harness...Used this harness for my 2013 Toyota Tundra stereo upgrade"

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    Product Description

    Install an aftermarket radio into your select 2002-2015 Toyota, Lexus or Scion vehicle and retain your factory-installed steering wheel controls with the help of this Metra Turbo Wire 70-8114 SWC harness that simplifies wiring to the factory radio harness.
    See all Radio Harnesses
    Top comment

    "Wire harness...Wire harness apparently worked since the radio worked, but the radio was of such poor quality, that the quality of the wire harness could not be adequately determined....Steering wheel harness...Used this harness for my 2013 Toyota Tundra stereo upgrade"

    See all customer reviews

    Product Description

    Install an aftermarket radio into your select 2002-2015 Toyota, Lexus or Scion vehicle and retain your factory-installed steering wheel controls with the help of this Metra Turbo Wire 70-8114 SWC harness that simplifies wiring to the factory radio harness.
    See all Radio Harnesses
    See all Radio Harnesses
  3. Metra - Back-up Camera Retention Harness for Select 2006-2013 Toyota - Multi - Front_Zoom
    Top comment

    "Useful harness...Backup camera harness...Used this harness for my 2013 Toyota Tundra stereo upgrade"

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    Product Description

    Keep or install a backup camera in your vehicle with this Toyota backup camera kit, which is made for model years between 2006 and 2013. Compatible with a variety of Toyota vehicles the kit includes a 12-volt to 6-volt converter for ease in installation. This Toyota backup camera kit lets you install an aftermarket camera without need for a shop visit.
    See all Deck Harnesses
    Top comment

    "Useful harness...Backup camera harness...Used this harness for my 2013 Toyota Tundra stereo upgrade"

    See all customer reviews

    Product Description

    Keep or install a backup camera in your vehicle with this Toyota backup camera kit, which is made for model years between 2006 and 2013. Compatible with a variety of Toyota vehicles the kit includes a 12-volt to 6-volt converter for ease in installation. This Toyota backup camera kit lets you install an aftermarket camera without need for a shop visit.
    See all Deck Harnesses
    See all Deck Harnesses
  4. Metra - Back-up Camera Retention Harness for Select 2013-2019 Toyota, Scion - Multi - Front_Zoom
    Top comment

    "Wiring Harness...Not much else you can say about a wiring harness....Superior wiring harness...Best wiring harness on the market for Toyota vehicles. Ably installed by Geek Squad crew"

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    Product Description

    Retain your vehicle's backup camera with a new stereo or add a backup camera altogether with this Toyota backup camera kit. An included 6-volt turn-on is easy to install, and the kit works on select Toyota and Scion models from 2013 to 2019. This Toyota backup camera kit works with navigation and display option stereos for seamless integration.
    See all Deck Harnesses
    Top comment

    "Wiring Harness...Not much else you can say about a wiring harness....Superior wiring harness...Best wiring harness on the market for Toyota vehicles. Ably installed by Geek Squad crew"

    See all customer reviews

    Product Description

    Retain your vehicle's backup camera with a new stereo or add a backup camera altogether with this Toyota backup camera kit. An included 6-volt turn-on is easy to install, and the kit works on select Toyota and Scion models from 2013 to 2019. This Toyota backup camera kit works with navigation and display option stereos for seamless integration.
    See all Deck Harnesses
    See all Deck Harnesses
  5. Metra - Wiring Harness for Select 2001-Up Mazda - Multi - Front_Zoom
    Top comment

    "Simple harness...Great PNP harness for a Mazdaspeed 3. No splicing required....Great Harness...This was very easy to navigate and harness to my radio."

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    Product Description

    Attach your vehicle's aftermarket radio to this wiring harness in most 2001 and later Mazda models for wide-ranging use.
    See all Deck Harnesses
    Top comment

    "Simple harness...Great PNP harness for a Mazdaspeed 3. No splicing required....Great Harness...This was very easy to navigate and harness to my radio."

    See all customer reviews

    Product Description

    Attach your vehicle's aftermarket radio to this wiring harness in most 2001 and later Mazda models for wide-ranging use.
    See all Deck Harnesses
    See all Deck Harnesses
  6. Maestro - Wiring Harness for Select Honda Vehicles 2008-2018 - Black - Front_Zoom

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Honda vehicles 2008-2018. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Honda vehicles 2008-2018. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses
    See all Wiring Harnesses
  7. Maestro - Wiring harness for select Nissan vehicles 2007-2020 - Black - Front_Zoom

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Nissan vehicles 2007-2020. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Nissan vehicles 2007-2020. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses
    See all Wiring Harnesses
  8. Maestro - Wiring Harness for Select Toyota Vehicles 2012-2021 - Black - Front_Zoom
    Top comment

    "Harness...Make sure you buy the correct wiring harness, with controls and without are on the list ."

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    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Toyota vehicles 2012-2021. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Deck Harnesses
    Top comment

    "Harness...Make sure you buy the correct wiring harness, with controls and without are on the list ."

    See all customer reviews

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select Toyota vehicles 2012-2021. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Deck Harnesses
    See all Deck Harnesses
  9. Maestro - Wiring Harness for Select GM Vehicles 2011 and Up - Black - Front_Zoom

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select GM vehicles 2011 and up. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses

    Product Description

    ADS-MRR and ADS-MRR2 compatible radio replacement harness for select GM vehicles 2011 and up. The radio side of the harness terminates in a universal connector that can be used in conjunction with available Maestro Head unit adapters for a plug n play solution or removed for conventional connections.
    See all Wiring Harnesses
    See all Wiring Harnesses
  10. Metra - Steering Wheel Control Harness for Select 2015-Up Subaru - Multi - Front_Zoom
    Top comment

    "I've only had it freeze twice and I'm not sure if it was a radio issue or a harness issue. It's been great."

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    Product Description

    Retain your backup camera with the installation of a new stereo with this Subaru prewired harness. Designed for 6.2-inch navigation screens on model years 2015 and up, this harness lets you retain your factory-installed backup camera when installing new stereo components. This Subaru prewired harness includes a 12-volt to 6-volt converter for easy integration.
    See all Deck Harnesses
    Top comment

    "I've only had it freeze twice and I'm not sure if it was a radio issue or a harness issue. It's been great."

    See all customer reviews

    Product Description

    Retain your backup camera with the installation of a new stereo with this Subaru prewired harness. Designed for 6.2-inch navigation screens on model years 2015 and up, this harness lets you retain your factory-installed backup camera when installing new stereo components. This Subaru prewired harness includes a 12-volt to 6-volt converter for easy integration.
    See all Deck Harnesses
    See all Deck Harnesses
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