Terminator Stealth 2x4 MAIN HARNESS 558-121

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!

• 2x4 Side Mount Stealth Throttle Bodies €“ 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