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Performance Wiring Harness

A wiring harness is a set of wires that connect the components of your car to each other and to the battery. The purpose of a wiring harness is to make it easier for you to connect the various components of your car, so that you can install them in the correct order. Browse the top-ranked list of high performance wiring harnesses below along with associated reviews and opinions. 

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  1. Maestro - Wiring Harness for Select Mazda Vehicles 2014-2021 - Black

    SKU: JXC4YHZ8V5

    Product Description

    A black wiring harness enabling seamless radio replacement for select 2014-2021 Mazda vehicles.
    See all Deck Harnesses
    Your price for this item is $69.99

  2. Sonance - 8+2 OUTDOOR WIRING HARNESS (Each) - Black

    SKU: J78WL7S4VC

    Product Description

    A black outdoor wiring harness with weather-resistant, color-coded connectors for easy, reliable speaker system installation.
    See all Speaker Accessories
    Your price for this item is $440.00

  3. Maestro - Wiring Harness for Select GM Vehicles 2011 and Up - Black

    SKU: JXC4YHZ89W

    Product Description

    A black wiring harness enabling plug-and-play radio replacement in select GM vehicles from 2011 and up.
    See all Deck Harnesses
    Your price for this item is $79.99

  4. Metra - Wiring Harness for 1998-2013 Harley Davidson Vehicles - Black/Green/Purple/White

    SKU: J7RX7YC9TV

    Product Description

    A multi-colored wiring harness that enables easy audio upgrades for select 1998-2013 Harley Davidson motorcycles.
    See all Motorcycle Audio Installation
    Your price for this item is $34.99

  5. Metra - Wiring Harness for 2015 and Later Polaris Slingshot Vehicles - Black/Blue/Green/Red/Yellow

    SKU: J7RX7Y32CJ

    Product Description

    A durable, multi-colored 36-pin wiring harness enabling easy aftermarket stereo installation in Polaris Slingshot vehicles.
    See all Deck Harnesses
    Your price for this item is $219.99

  6. Maestro - Wiring Harness for Select Hyundai and KIA Vehicles 2015 and Up - Black

    SKU: JXC4YHZ8QW

    Product Description

    A black wiring harness enabling easy radio replacement in select Hyundai and KIA vehicles from 2015 onward.
    See all Deck Harnesses
    Your price for this item is $79.99

  7. Maestro - Wiring Harness for Select Ford Vehicles 2011 and Up - Black

    SKU: JXC4YHZ8SK

    harness

    Product Description

    A black wiring harness enabling easy radio replacement in select 2011 and newer Ford vehicles.
    See all Deck Harnesses
    Your price for this item is $84.99

  8. Metra - Wiring Harness for 2015 and Later Polaris Slingshot Vehicles - Black/Blue/Green/Red/Yellow

    SKU: J7RX7Y295T

    Product Description

    A durable, multi-colored 36-pin wiring harness enabling easy stereo installation in 2015 and newer Polaris Slingshot vehicles.
    See all Deck Harnesses
    Your price for this item is $22.99

  9. Maestro - Wiring Harness for Select GM Vehicles 2014 and Up - Black

    SKU: JXC4YHZ867

    Product Description

    A black wiring harness enabling radio replacement in select 2014 and newer GM vehicles, compatible with Maestro systems.
    See all Deck Harnesses
    Your price for this item is $119.99

  10. Maestro - Wiring harness for select Nissan vehicles 2007-2020 - Black

    SKU: JXC4YHZ8ZH

    Product Description

    A black wiring harness enabling seamless radio replacement in select Nissan vehicles from 2007 to 2020.
    See all Deck Harnesses
    Your price for this item is $79.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.