1. Car Audio/Video Wire Harnesses Offered
  2. sku: 3459813471559761
  3. WIRING HARNESS SP-4572

FACTORY WIRING HARNESS SP-4572 Speaker Gm

Sp-4572 Factory Wiring Harness Gm Speaker For A Pair Of Speakers

( Brand: Factory Wiring Harness ), ( Manufacturer Part Number: SP-4572 ), ( Type: Speaker ), ( Country Of Origin: China )

Review FACTORY WIRING HARNESS Speaker For Pair Of Speakers

Introducing the SP-4572 GM Speaker Wiring Harness by Metra Electronics, a high-performance solution designed specifically for easy and efficient installation of aftermarket speakers in your General Motors vehicle. This wiring harness is engineered to provide a secure and reliable connection between your new speakers and the factory wiring in your car.

The SP-4572 harness is compatible with a wide range of GM vehicles, including those with factory amplifiers and subwoofers. It features a unique OEM-grade plug and play design, which allows you to connect your aftermarket speakers without having to cut or splice any wires. This not only saves you time during installation but also ensures a clean and professional appearance.

Each harness is meticulously crafted using only the finest materials, ensuring superior durability and reliability. The wires are coated with a high-quality, flexible insulation that can withstand the rigors of everyday use. The connectors are designed to be securely sealed against the elements, protecting against moisture and corrosion.

The SP-4572 harness includes all the necessary components for a complete installation, including speaker wire, ground wire, and a fuse tap. It also includes a conveniently located inline fuse holder, which helps protect your new speakers from electrical overloads.

One of the standout features of this wiring harness is its compatibility with factory features like volume control, fader control, and other factory settings. This means that you can enjoy the best of both worlds the superior sound quality of aftermarket speakers, while still being able to use all the convenience features that come with your GM vehicle.

Another advantage of the SP-4572 harness is its easy-to-follow installation instructions. Metra Electronics has included clear and concise instructions, along with helpful diagrams, to guide you through the installation process step by step. This makes it an ideal choice for both DIY enthusiasts and professional installers.

In summary, the SP-4572 GM Speaker Wiring Harness by Metra Electronics is a must-have accessory for anyone looking to upgrade their car audio system. Its plug and play design, compatibility with factory features, and high-quality construction make it a reliable and efficient solution for installing aftermarket speakers in your GM vehicle.

Buying a GM wiring harness, specifically the SP-4572 harness, for aftermarket speakers involves weighing several pros and cons. Here's a brief analysis:

Pros:

1. Designed for compatibility: The SP-4572 harness is specifically engineered for use with aftermarket speakers in GM vehicles. It ensures a proper connection and can prevent potential issues related to wiring incompatibility.

2. OEM-like installation: Using a factory-engineered harness for aftermarket speakers can make the installation process more straightforward and efficient, as it follows the original vehicle wiring layout.

3. Improved sound quality: By using a dedicated speaker harness, you can potentially achieve better sound quality from your aftermarket speakers since the wiring is optimized for audio transmission.

Cons:

1. Cost: The SP-4572 harness may be more expensive than using generic speaker wiring or adapters. However, the potential benefits in terms of compatibility, ease of installation, and sound quality may outweigh the additional cost for some consumers.

2. Limited availability: Depending on the specific GM vehicle model and the availability of the SP-4572 harness, it may be more challenging to find and purchase this harness compared to generic speaker wiring options.

3. Additional time for research: To ensure you're getting the correct SP-4572 harness for your specific GM vehicle and aftermarket speakers, you may need to spend additional time researching and consulting vehicle and speaker compatibility charts.

In conclusion, the decision to buy a GM wiring harness, such as the SP-4572 harness, for aftermarket speakers depends on your priorities and budget. If you value compatibility, ease of installation, and improved sound quality, this harness may be a worthwhile investment. However, if you're looking for a more cost-effective solution or are comfortable with a more DIY installation process, you may opt for generic speaker wiring instead. Ultimately, weighing the pros and cons based on your specific needs and preferences will help guide your decision.

Recommendation: If you're planning to install aftermarket speakers in your GM vehicle and prioritize a proper connection, ease of installation, and potential sound quality improvements, consider purchasing the GM SP-4572 wiring harness. However, if cost is a concern or you're comfortable with a more DIY installation process, opt for generic speaker wiring instead.

Details:

Most items I sell are vintage Andre-owned. I will note any chips,cracks, and such that find. These items will have some wear due to age. Please view all Photos.

Bin 595, The Factory GM Speaker Wiring Harness SP-4572 is a speaker wire Harness designed specifically for vehicles. Made by Factory Wiring Harness, this product ensures a seamless connection for your car audio system. The photos are part of the , so please view carefully. Measurements are approximate, as they done behind.

With a country of origin in China, this high-quality Wiring Harness is ideal for car audio and video installation. I will describe the items to best of my knowledge, and as accurately can.

part #: sp4572 price

  • $10.95

specifications wirewham:

  • brand: Factory Wiring Harness
  • mpn: Sp-4572
  • type: Speaker
  • country of origin: China

seller wirewham:

  • rating: 99.6%
  • city: Brea, California
  • # reviews: 13651

returns wirewham:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Buyer
  • method: Money back

general wirewham:

  • condition: New
  • Vehicle Electronics GPS > Car Audio Video Installation > Wire Harnesses

offer wirewham:

  • quantity: 2
  • sold: 0
  • options: Ship-to-home
  • started: November 24, 2025
  • availability: In Stock

shipping wirewham:

  • type: Fixed
  • service: Standard
  • transit: 4-10 Days
  • class: Standard
  • cost: $4.85

payments wirewham:

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  • wallet: Apple-pay
  • credit card: Discover
type: speaker, country of origin: china,
category: electronics > vehicle electronics gps > car audio video installation > wire harnesses, sku: 3459813471559761,

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  • Offer #1: $10.95 price + $4.85 shipping estimate = $15.80* total. Made by Factory Wiring Harness, this product ensures a seamless connection for your car audio system. The Factory GM Speaker Wiring Harness is a speaker wire harness designed specifically for GM vehicles.+$4.85 shipping

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