Holley Fuel Injection Wire Harness | GBP Performance
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Holley

Holley | Fuel Injection Wire Harness

558-204
Holley | Fuel Injection Wire Harness 558-204 | Universal unterminated, Bosch EV1 style, compatible HP EFI and Dominator EFI | Universal
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CAD $339.77 CAD $399.73 Save 15% - FLASH SALE
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Holley – Fuel Injection Wire Harness (Universal Unterminated)

Description

The Holley Fuel Injection Wire Harness 558-204 is a universal unterminated injector harness in Bosch EV1 style, designed for HP EFI and Dominator EFI fuel injection systems. Its unterminated design allows maximum customization for custom applications, engine conversions, and performance builds. Compatible with Bosch EV1-style injectors, it provides optimal configuration flexibility. Ideal for installers and competitors who want to precisely adapt the wiring to their specific application without being limited by predefined lengths or terminations.

Specifications

  • Brand: Holley
  • Part Number: 558-204
  • Type: Unterminated Injector Harness
  • Application: Universal
  • Injector Connector Style: Bosch EV1
  • ECU Compatibility: HP EFI, Dominator EFI
  • Termination: Unterminated (customizable)
  • Usage: EFI conversion, performance, racing
  • Condition: New
  • Sold and shipped by GBP Performance

 

Note:

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Compatibility (Application)

MakeModelYearsEngineNotes
UniversalAll (Bosch EV1-style injectors)Unterminated; compatible with HP EFI and Dominator EFI; not vehicle-specific
Holley
558-204
90127667453

Data sheet

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