Holley EFI 558-121 2X4 TERMINATOR STEALTH MAIN HARNESS

Holley EFI
HOL558-121
This is a SPECIAL ORDER part. This item can be brought in either with a stock order or on its own. Contact us today to discuss available options BEFORE ordering.
$643.93
$716.73
$643.93

Holley EFI 558-121 2X4 TERMINATOR STEALTH MAIN HARNESS

Vendor: Holley EFI

Holley EFI 558-121 2X4 TERMINATOR STEALTH MAIN HARNESS

$716.73 $643.93

Vendor: Holley EFI

Holley EFI 558-121 2X4 TERMINATOR STEALTH MAIN HARNESS

$716.73 $643.93
Terminator® Stealth Series Main Harness; 2x4; EFI Upgrade; Plug and Play;
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
  • 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