HOLLEY EFI 573-103 Split Wire Loom 090127018330 1/4

( Brand: Holley Efi ), ( Manufacturer Part Number: 573-103 ), ( UPC: 090127018330 ), ( Type: Wire, Cable And Related Components )

Review HOLLEY EFI Split Wire Loom 1/4 Inch fits F6

The Holley EFI 573-103 F6 Split Wire Loom 1/4 is a high-quality electrical wiring solution designed specifically for use with Holley Electronic Fuel Injection systems. This loom is an essential accessory for anyone building or upgrading their fuel injection system, providing a reliable and organized way to manage the various wires and connections.

The F6 Split Wire Loom 1/4 is made from a durable, flexible material that can withstand the rigors of automotive use. It features a unique split design that allows for easy installation and routing of wires through tight spaces. Each section of the loom is individually split, making it simple to separate and connect individual wires as needed.

Measuring 57 inches in length, this loom provides ample coverage for most fuel injection applications. It is designed to accommodate up to 24 wires with a diameter of 1/4 inch or less, making it a versatile option for a wide range of projects.

The Holley EFI 573-103 F6 Split Wire Loom 1/4 is designed with ease of use in mind. It features a color-coded system that makes it simple to identify and connect the various wires in your fuel injection system. Each section of the loom is also labeled with a corresponding number, making it easy to keep track of the wires as you install them.

This loom is also designed with safety in mind. It is made from flame-retardant material, ensuring that it can withstand the high temperatures and potential fires that can occur in automotive applications. It is also designed to be resistant to abrasion and moisture, ensuring that it can withstand the rigors of use in a variety of environments.

In summary, the Holley EFI 573-103 F6 Split Wire Loom 1/4 is a high-quality, versatile, and reliable electrical wiring solution for use with Holley Electronic Fuel Injection systems. Its durable, flexible design, split construction, and color-coded system make it easy to install and manage the various wires and connections in your fuel injection system. And with its flame-retardant, moisture-resistant, and abrasion-resistant materials, you can trust that this loom will withstand the rigors of automotive use and keep your fuel injection system running safely and efficiently.

The Holley EFI 573-103 F6 Split Wire Loom 1/4 is a wiring solution designed for Holley Electronic Fuel Injection systems. This loom can help simplify the wiring process and ensure a proper electrical connection between various components in your fuel injection system. Here are some pros and cons that can help you decide if this product is suitable for your needs.

1. Designed specifically for Holley EFI systems, ensuring a perfect fit and compatibility.

2. Split design makes it easier to route wires through tight spaces, reducing the likelihood of unwanted tangles or kinks.

3. 1/4-inch diameter is suitable for most applications, providing sufficient flexibility and strength for various wiring needs.

4. High-quality construction using materials like Teflon-insulated wires and heat-resistant sleeving ensures durability and protection against environmental factors.

5. Offers a more organized and cleaner look, which can make troubleshooting and maintenance easier.

1. Limited compatibility with non-Holley EFI systems, as it is designed specifically for Holley applications.

2. Higher cost compared to generic wiring solutions, which may be a concern for budget-conscious consumers.

3. The loom may not be long enough for extensive applications, and additional lengths may need to be purchased separately.

In conclusion, the Holley EFI 573-103 F6 Split Wire Loom 1/4 is an excellent choice for those working with Holley Electronic Fuel Injection systems. Its split design, high-quality materials, and compatibility make it a worthwhile investment for simplifying wiring and ensuring a reliable connection between various components. However, its limited compatibility with non-Holley systems and higher cost compared to generic solutions are factors to consider before making a purchase.

If you are working with a Holley EFI system and require a wiring solution, the Holley EFI 573-103 F6 Split Wire Loom 1/4 is an excellent choice. Its ease of use, durability, and compatibility make it a worthwhile investment for simplifying wiring and ensuring a reliable connection between various components. However, if you are working with a non-Holley EFI system or have a limited budget, you may want to consider alternative wiring solutions that better suit your specific needs.

Details:

Buyer pays return shipping. A signature is required on all UPS orders over $750. From connectors and pins to wire loom tools. 573-103 F6 Split Wire Loom - 1/4 Inch: 50 Feet, Black, Braided.

part #: 573103 prices

• $67.49-$89.06

specifications toolssupp:

• for models: F6
• brand: Holley Efi
• mpn: 573-103
• upc: 090127018330
• type: Wire, Cable And Related Components

payments toolssupp:

• wallet: Google-pay
• other
• credit card: Discover

offer toolssupp:

• quantity: 10
• started: January 20, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0

returns toolssupp:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general toolssupp:

• condition: New
• Motors > Automotive Tools Supplies > Other Auto Tools Supplies

shipping toolssupp:

• service: UPS Ground
• carrier: UPS
• transit: 3-8 Days
• class: Standard
• cost: $11.95
• type: Fixed

seller toolssupp:

• city: Bowling Green, Kentucky
• rating: 99.5%
• # reviews: 18886

Holley Efi 573-103 Is Similar To:

• Holley Efi 573-102 F6 Split Wire Loom 1 4 Inch (97.9% similar) 573-102 f6 split wire loom - 1/4 inch: 10 feet, black, braided. A signature is required on all ups orders over $750. From connectors and pins to wire loom tools. Buyer pays return shipping...(July 6th, 2025)
• Holley Efi 573-110 F6 Split Wire Loom 1 Inch (95.7% similar) From connectors and pins to wire loom tools. 573-110 f6 split wire loom - 1 inch: 10 feet, black, braided. A signature is required on all ups orders over $750. Buyer pays return shipping...(July 12th, 2025)
• Holley Efi 558-432 Digital Dash I o Adapter (44% similar) Replacement i/o adapter for digital dash. Do not remove power until after the update is complete. A signature is required on all ups orders over $750. 558-432 digital dash i/o adapter: replacement adapter. A USB memory stick has been provided to update your digital dash with the firmware...(October 22nd, 2025)
• Holley Efi 567-101 Metri-pack And Gt De-pinning Tool 150 280 (52.7% similar) Buyer pays return shipping. Designed to release and extract the terminals from connector housing when wiring or repairing your vehicle. 567-101 metro-pack and de-pinning tool - 150/280: metric and de-pinning TOOL-150/280. A signature is required on all ups orders over $750...(January 30th, 2026)
• Holley Efi 572-101 100ft Cable 7 Conductor (46.7% similar) 5x 20AWG wires. 2x shielded 18AWG wires. Available in 25 or 100 spools. Buyer pays return shipping. Holley Efi 572-101 100FT cable, 7 conductor. Specifically designed for wide band oxygen sensor cable, but can be used other purposes...(April 22nd, 2026)