Holley | Injector Harness

Holley – Ford Modular Injector Harness

Description

The Holley Injector Harness 558-108 is the main harness designed for Ford Modular 4.6L and 5.4L engines with 2-valve and 4-valve configurations. Compatible with Holley HP EFI and Dominator EFI systems, it enables complete and reliable Holley EFI system integration on Ford V8 Modular platforms. Ideal for EFI conversions, performance builds, and restorations on Ford Modular-engine vehicles. OEM-quality connectors ensure a secure, durable connection for intensive street and competition use.

Specifications

• Brand: Holley
• Part Number: 558-108
• Type: Injector Main Harness
• Engine Application: Ford Modular 4.6L and 5.4L
• Valve Configuration: 2-valve and 4-valve
• ECU Compatibility: HP EFI, Dominator EFI
• Connectors: OEM quality
• Vehicle Compatibility: See Application Section
• Condition: New
• Sold and shipped by GBP Performance

Note:

• Livraison GRATUITE / FREE Delivery