Holley | Fuel Injection Wire Harness

Holley – 16-Injector MPFI Wire Harness (Universal Unterminated)

Description

The Holley 558-207 is a universal unterminated 16-injector MPFI harness, terminated at the injector connectors in Bosch style. Assembly is required, including crimping of Metripak150 connectors. All connectors, pins, terminals, and loom are included. Designed for Holley HP MPFI and Dominator MPFI systems, this harness provides maximum flexibility for 8 or 16 injector applications on high-performance engines. Ideal for custom installations, competition builds, and bespoke EFI conversions.

Specifications

• Brand: Holley
• Part Number: 558-207
• Type: Universal Unterminated MPFI Harness
• Number of Injectors: 16
• Injector Connector Style: Bosch
• ECU-Side Connectors: Metripak150 (crimping required)
• ECU Compatibility: HP MPFI, Dominator MPFI
• Included: Connectors, pins, terminals, loom
• Assembly Required: Yes (connector crimping)
• Condition: New
• Sold and shipped by GBP Performance

Note:

• Livraison GRATUITE / FREE Delivery