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Holley EFI 550-926 Fuel Injection System
Item #: 28094831

Holley EFI 550-926 Fuel Injection System

Item #: 28094831

GBP 2169

Price Details

Price
GBP 2169

Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )

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What Stands Out

High Performance
The Holley EFI 550-926 delivers exceptional fuel efficiency and power, ensuring optimal engine performance for enthusiasts seeking reliable, high-output solutions.
User-Friendly Tuning
Featuring a straightforward interface, this system enables easy tuning adjustments, making it perfect for users of all experience levels who want to enhance their vehicle's performance.
Advanced Technology
Incorporating cutting-edge technology, the Holley EFI system provides precise fuel management and adaptive learning, addressing common tuning issues faced by competitors.

Product Details

Shop Holley EFI 550-926 Fuel Injection System online at a best price in UK. 675532919
Compatible carsGM LS1/LS6
Vehicle makeGM
Vehicle modelLS1, LS6
Fuel injection accessory & part typeFuel Injection System
BrandHolley EFI
Automotive parts divisionPerformance
Vehicle fitment typeSpecific
Items included24x LS Engine Main Harness - EV1 Injector Harness - DBW Throttle Body Harness - 4L60E, 4L80E Transmission Control Harness - Terminator X MAX ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input, Output Harness - and assorted
Accessories24x LS Engine Main Harness - EV1 Injector Harness - DBW Throttle Body Harness - 4L60E/4L80E Transmission Control Harness - Terminator X MAX ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted
FeaturesEasy To Use
SeriesTerminator X Max
Model550-926
Weight10.25 lb (4.65 kg)
Has written warrantyNo
Vehicle typeCar
Volts12 V
Multipack quantity1

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Product Description

Holley EFI 550-926 Fuel Injection System

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  • Question: How to Shop Holley EFI 550-926 Fuel Injection System Online From Ubuy?

    Answer: It’s easy to shop Holley EFI 550-926 Fuel Injection System online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
  • Question: Is Holley EFI 550-926 Fuel Injection System Available to Shop Online in UK?

    Answer: Yes, at Ubuy UK this product is available for you to shop at a reasonable price. The Holley EFI 550-926 Fuel Injection System is not available locally but you can trust us with our express shipping services.
  • Question: How Long Does It Take to Get Product After Placing the Order?

    Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Holley EFI Performance Fuel Injection Editorial Review

Holley EFI 550-926 Fuel Injection System is designed for GM LS1/LS6 models, providing a high-performance fuel injection solution. This system includes a comprehensive array of components such as a 24x LS Engine Main Harness and the Terminator X MAX ECU, making it easy to use for enthusiasts looking to upgrade their engine management. With its specific vehicle fitment, this fuel injection system ensures compatibility and optimal performance for GM vehicles. According to user feedback, installation is straightforward, and the components are durable, reinforcing Holley EFI's reputation in the performance automotive sector, as users consistently praise its reliability and efficiency.

Customer Reviews & Ratings

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Pros

  • Compatible with GM LS1/LS6 for perfect fit
  • Includes comprehensive wiring harnesses and accessories
  • Designed for easy installation and user-friendly setup
  • Durable components ensure longevity and reliability
  • Offers significant performance enhancements for vehicles

Cons

  • A bit on the heavier side during installation

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Fatuma
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“My experience was great I really liked the fact that i get my order delivered within the days promised. The packaging , the product, shipment everything was so good, trustworthy and fast. Definitely will shop again”

28 October 2026 · via Trustpilot
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Jane
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“Very easy to order. The product was good quality. The delivery service was excellent, updates given so you knew what was happening.”

30 October 2026 · via Trustpilot
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Roman
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“Good experience The product I ordered came as expected. What most impressed me in dealing with Ubuy is the communication and updates I received through the process. I knew exactly where and when my item was at all times until delivery. Well done!”

31 October 2026 · via Trustpilot
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SJ Hong
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“The package came very quickly and the shipping fee was extremely reasonable! Overall, the service as well as my experience of ordering from Ubuy was a very pleasant experience! Thank you so much!”

31 October 2026 · via Trustpilot
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Szilvia
Verified buyer

“Great service. Ordered an item coming from the USA which wasn't available in Ireland or even for delivery from the retailer and it had arrived within a few days. Very happy with the product and the service.”

31 October 2026 · via Trustpilot

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