Skip to main content
Holley EFI

Holley EFI 550-444K Terminator Stealth EFI Master Kit- Classic Gold Finish

Part # 550-444K Be the first to write a review

Terminator™ EFI 4bbl Throttle Body Fuel Injection Stealth & Complete Fuel System

Read More

Holley EFI 550-444K Terminator Stealth EFI Master Kit- Classic Gold Finish

Not Available

Have been hesitant on switching to EFI because you like the traditional look of a carburetor? There is no more need to worry! Holley has you covered with the new Terminator Stealth Throttle Body Fuel injection System. Now you can have all of the benefits of EFI and maintain the traditional looks of a carburetor. Holley's Terminator Stealth EFI systems have the same great self-tuning features of Holley's Terminator EFI in a new stealthy package!

-Easy to install
-No computer experience required
-Handheld tuner included
-Simple multiple choice set-up wizard
-Self-tunes while you drive
-Upgradable to complete laptop control without buying another ECU
-Carburetor replacement EFI from the fuel systems experts!

Features:

  • Carburetor looks with the drivability of EFI
  • Trouble-free performance with today’s fuels - put an end to vapor lock and fuel varnish problems!
  • Fits V8 engines from 250-600 horsepower
  • 4150 style 4BBL mounting flange - Bolts on in place of carburetor
  • Available in Polished, Classic Gold and Hard Core Grayâ„¢ finishes.
  • Fully self-tuning ECU - No laptop required
  • Includes full color, 3.5” touch screen LCD for both basic and advanced tuning options
  • Timing control option for GM Small Cap HEI and Ford TFI distributors
  • Connections for Ford, GM TH350, 700R4 and other transmission linkages
  • Optional free software upgrade for full laptop control
  • Easy plug and play harnesses with minimal connections
  • Virtually maintenance free - keeps your vehicle reliable and ready to drive
  • Master Kits include complete fuel system: fuel pump, filters, 40ft of hose (feed & return), billet regulator and all fittings including guel tank return line bulkhead fitting
Brand Holley EFI
Emission Code3
Product TypeThrottle Body Fuel Injection Systems
UPC090127000458
Manufacturer Part Number550-444K
Part Number550-444K
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and 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

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Instructions for 550-441K

Have a question about this product?

    Load More
    Reviews

      Your Review

      *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.