Holley EFI Systems Main Wiring Harnesses for 2011-2017 F-150, MUSTANG - 558-122

Name: Holley EFI Systems Main Wiring Harnesses
Brand: Holley
SKU: HLY-558-122
Price: 999.95 USD
Availability: InStock
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Part Number: HLY-558-122

$999.95

Holley EFI Systems Main Wiring Harnesses

Fuel Injection System Wiring Harnesses, Holley EFI, Coyote Ti-VCT, Main Harness, Plug-and-Play, Drive-by-Wire, with Holley Smart Coils, Ford, 5.0L Kit
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Holley EFI Systems Main Wiring Harnesses for 2011-2017 F-150, MUSTANG - 558-122

HLY-558-122

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Part Number: HLY-558-122

Estimated Ship Date: Nov 12, 2026

$999.95

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Overview

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Estimated Ship Date: Nov 12, 2026 Would you rather pick it up?

Overview

Brand:

Holley

Manufacturer's Part Number:

558-122

Part Type:

Fuel Injection System Wiring Harnesses

Product Line:

Holley EFI Systems Main Wiring Harnesses

Summit Racing Part Number:

HLY-558-122

Item Number:

4514290

UPC:

090127029961

Fuel Injection Style:

Multi-port

Metering Style:

Mass airflow

Quantity:

Sold individually.

Notes:

This is a Coyote Ti-VCT control module harness with smart coils. Terminated with Ford TPS and IAC connectors for drive by wire to cable driven throttle body conversions 1999-2004 Style Connectors.

Holley EFI Systems Main Wiring Harnesses

Choose EFI main power wiring harnesses from Holley to meet your needs. Several choices are offered—TBI, LS applications, multi-point, and un-terminated harnesses—to feed and carry your engine's electrical supply. Get wired for electronic fuel injection with Holley EFI systems main wiring harnesses.

Applications