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All Parts Ship FREE in Continental USA! 📦

Universal Wiring Harness Kits

Transform your vehicle’s electrical system from an intricate puzzle into a walk in the park with our universal wiring harness kits at Southwest Performance Parts. Enjoy the perfect blend of quality, flexibility, and convenience that you won't find anywhere else! Order today and find out firsthand why more than 75,000 customers trust Southwest Performance Parts.

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Enjoy Unparalleled Versatility and Ease of Use With Our Universal Wiring Harness Kits!

Whether you're retrofitting a universal part, tidying up a messy wiring job, or facing a stubborn wiring harness that refuses to play nice, our universal wiring harness kits are here to ease your pain. 

Each kit is meticulously designed for flexibility and simplicity, accommodating a wide array of applications. Regardless of the vehicle you drive or the complexity of your project, our kits offer the adaptability and ease you require. 

This focus on user-friendly design means you can spend more time enjoying the thrill of enhancing your ride, and less time wrestling with the technical nuisances. And, the best part? We keep our prices at rock bottom to help you upgrade your vehicle without taking on any undue financial stress. All of this contributes to the Southwest Performance Parts difference - but you can learn more about it below!

The Southwest Performance Parts Difference

Our passion for automobiles and our two decades of expertise has led us on a mission to create and sell auto parts that enhance your overall driving experience. Quality, reliability, and ease of use are the cornerstones of our offerings. 

We manufacture all our parts ourselves under our reliable A-Team brand, and then sell them directly to you - the customer - here in our online store. This eliminates the costly middlemen from the traditional auto parts shopping experience, along with some of the expensive overhead. Translation: major savings for you with no compromise on quality or reliability!

Our kits are not only high-performing and affordable. They are also designed to withstand the daily demands and challenging conditions your vehicle might face. That means you can rest assured this is a part you’ll only need to buy once!

Complementing our exceptional products is our commitment to providing top-tier customer service and unbeatable prices. We're proud to have carved a unique space in the auto parts industry, evidenced by the overwhelmingly positive feedback from satisfied customers who have experienced the Southwest Performance Parts difference.

Get Your Universal Wiring Harness Kits Today and Make Electrical Projects Quick and Easy!

It’s time to put an end to the hours spent fighting with complex wiring systems. From small electrical tweaks to major upgrades or complete vehicle builds, our universal wiring harness kits simplify your tasks. Navigate your projects with ease and efficiency and say goodbye to unnecessary hassles.

We also have performance alternators, performance ignition coils, HEI distributor caps, high volume water pumps, performance cylinder heads, performance fuel pumps, and all your other auto parts under one virtual roof.

So, what are you waiting for? Experience a smoother, simpler approach to your vehicle's electrical systems today. You’re a few clicks away from transforming this stressful, complex project into a quick and easy quick!

  • Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99

    21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power Windows

    Southwest Performance Parts
    Out of stock
    5.0
    Rated 5.0 out of 5 stars
    1 Review

    A-Team Performance 21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power WindowsA set of universal 21 pre-wired fuse block for wir...

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    Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99
    Sold out
  • Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99

    21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power Windows

    Southwest Performance Parts
    Out of stock

    A-Team Performance 21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power WindowsA set of universal 21 pre-wired fuse block for wir...

    View full details
    Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99
    Sold out
  • Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99

    21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power Windows

    Southwest Performance Parts
    Out of stock
    3.3
    Rated 3.3 out of 5 stars
    3 Reviews

    A-Team Performance 21 Circuit Wiring Harness Street Universal Wire Door Locks Radio Power WindowsA set of universal 21 pre-wired fuse block for w...

    View full details
    Original price $129.99 - Original price $129.99
    Original price
    $129.99
    $129.99 - $129.99
    Current price $129.99
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  • Original price $137.49
    Original price $137.49 - Original price $137.49
    Original price $137.49
    Current price $109.99
    $109.99 - $109.99
    Current price $109.99

    12-Circuit Standard Universal Wiring Harness Kit Muscle Car Hot Rod Street Rod XL Wire Cable

    Southwest Performance Parts
    Out of stock
    3.8
    Rated 3.8 out of 5 stars
    13 Reviews

    A-Team Performance 12-Circuit Standard Universal Wiring Harness Kit Muscle Car Hot Rod Street Rod XL Wire Cable This A-Team Performance 12 pre-wi...

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    Original price $137.49
    Original price $137.49 - Original price $137.49
    Original price $137.49
    Current price $109.99
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  • Original price $69.99
    Original price $69.99 - Original price $69.99
    Original price $69.99
    Current price $55.99
    $55.99 - $55.99
    Current price $55.99

    14 Circuit Basic Wire Kit Small Wiring Harness Rat Street Rod Sand Car Truck

    Southwest Performance Parts
    In stock and ready to ship!
    4.1
    Rated 4.1 out of 5 stars
    10 Reviews

    A-Team Performance 14 Circuit Basic Wire Kit Small Wiring Harness Rat Street Rod Sand Car TruckThis is a 14 Circuit Wiring Harness for your: Stree...

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    Original price $69.99
    Original price $69.99 - Original price $69.99
    Original price $69.99
    Current price $55.99
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  • Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99

    12 Circuit Universal Wire Harness Muscle Car Hot Rod Street Rod XL Wires

    Southwest Performance Parts
    Out of stock
    4.7
    Rated 4.7 out of 5 stars
    15 Reviews

    A-Team Performance 12-Circuit Standard Universal Wiring Harness Kit Muscle Car Hot Rod Street Rod New XL Wire CableThis A-Team Performance 12 pre...

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    Original price $59.99 - Original price $59.99
    Original price
    $59.99
    $59.99 - $59.99
    Current price $59.99
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