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Holley EFI

Holley EFI 558-442 Terminator Stealth 2x4 Slave Throttle Body Sub Harness

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Holley EFI 558-442 Terminator Stealth 2x4 Slave Throttle Body Sub Harness

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Introducing 2x4 Terminator Stealth EFI upgrade components. The wait is over. These upgrade components allow you to use your current Terminator Stealth EFI throttle body, install a new main harness, and slave throttle body, and you are finished. This upgrade is also perfect for anyone wanting to convert their 2x4 supercharged combo over to Electronic Fuel Injection!

Features:

  • 2x4 Side Mount Stealth Throttle Bodies â€" Provide the great looks of a classic Holley 4150 Carburetor, without any of the hassles
  • Multiple Color options allows for any Terminator Stealth EFI system to be upgraded to a 2x4
  • Plug and Play Main Harness provides a clean finished appearance and allows for a quick install!
  • Laptop Tuning is Required with this upgrade, we recommend taking your vehicle to a certified Holley EFI Tuner/Installer
Brand Holley EFI
Emission Code4
Product TypeThrottle Body Harnesses
UPC090127009246
Manufacturer Part Number558-442
Part Number558-442
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Instructions for Part# 558-442
Wiring Harness
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    Some parts are not legal for use in California or other states with similar regulations.