Holley EFI 550-443 Terminator Stealth EFI w/GM Transmission Control
- This item ships directly from the manufacturer. It may take an additional 10 business days for Holley to ship this item.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
Do you have a GM 4L60/80E Transmission in your hotrod?
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 yet, maintain the traditional looks of a carburetor.
Holley’s Terminator Stealth EFI systems have the same great self-tuning features of our 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!
- Plug and Play with GM 4L60E and 4L80E Transmissions
Terminator EFI 4bbl Throttle Body w/ GM Trans Control Fuel Injection Stealth
- 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 and Hard Core Gray finishes. A classic carburetor finish coming soon!
- 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
- Harness provided for GM Electronic 4L60/4L80E Transmissions, allowing for a fast and easy installation
- 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
More Like This
Holley EFI 550-442 Terminator Stealth EFI w/GM Transmission Control
Atomic EFI Throttle Body Injection, Basic Kit
Holley 503-1 Renew Kit for 1 bbl Replacement TBIs
Holley 503-2 Renew Kit for 2 bbl Replacement TBI
Holley 503-3 Renew Kit for 2 bbl Pro-Jection 2 x 2
Holley 550-405 Terminator EFI 4bbl Throttle Body Fuel Injection System
Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System
Holley 550-500 HP EFI Universal Retrofit Kit
Holley 550-501 HP EFI Universal Retrofit Kit
Holley 550-700 SB Chevy Mutli-Port Pack Kit for Early/Late Heads
Q & A
Videos & Articles
Speedway Motors and Classic Trucks built a 1952 Chevy truck in celebration of the 65th anniversary of Speedway Motors. Check out the short video on one of the products used in the build.
Have a monster radiator but your engine still overheats? We'll show you what to look for beyond the cooling system for common overheating issues.