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Electronic Throttle Harness

Holley EFI 

Pro-Dash I/O Harness

1 Parts

Pro-Dash I/O Harness
  • 17 Loose Wires
  • 2 Conductor Cable 20 ft.
  • 3 Conductor Cable 40 ft.
  • Superseal Pins 20
  • Superseal Plugs 20

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  • Terminator Stealth Series Harness

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  • 2x4 Side Mount
  • Provides The Great Looks Of A Classic Holley 4150 Carb
  • Multiple Color Options Allows For Any EFI System To Be Upgraded
  • Plug and Play Main Harness Provides A Clean Finished Appearance
  • Allows For Quick Install
  • Laptop Tuning Is Required With This Upgrade
  • We Recommend Taking To Certified Holley EFI Tuner/Installer

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  • 2x4 Side Mount
  • Provides The Great Looks Of A Classic Holley 4150 Carb
  • Multiple Color Options Allows For Any EFI System To Be Upgraded
  • Plug and Play Main Harness Provides A Clean Finished Appearance
  • Allows For Quick Install
  • Laptop Tuning Is Required With This Upgrade
  • We Recommend Taking To Certified Holley EFI Tuner/Installer

See All