Holley Terminator MPFI Kit With Transmission Control GM LS2/ LS3

Holley:
550-612

Highlights

  • Direct Fit Kit
  • Control Your ECU
  • Pre-Calibrated Design
  • Full Color Touchscreen
MSRP $3,599.00
$3,238.95
You save 10%

Holley Terminator MPFI Kit with Transmission Control for GM LS2 and LS3 Engines with a 58x Crank Reluctor and a 4L60 or 4L80E Automatic Transmission.

Swapped out your original mill for a modern LS? Need a proper ECU to control it? Forget junkyard parts! This MPFI Kit from Holley (550-612)  includes everything you need to control your LS1 or LS3 engine.

Features and Benefits:
- Everything Required To Control your Stock or Mild LS Engine
- Bosch Wideband Oxygen Sensor Included
- Controls Fuel, Spark, and 4L60/4L80E Transmissions
- Pre-Calibrated for No-Hassle Installation and Tuning
- Fully Adjustable through 3.5” Full-Color Touchscreen

Get all the great features of Terminator self-tuning EFI in a bolt-on system for GM's popular LS2 and LS3 engines with this Holley (550-612) Terminator MPFI Kit with Transmission Control for GM LS2 and LS3 Engines with a 58x Crank Reluctor and a 4L60 or 4L80E Automatic Transmission!

The Terminator MPFI Kit controls fuel, spark, and 4L60/4L80E transmissions through the Terminator's 3.5" touchscreen. Install, answer a few basic questions and drive. No laptop required!

This Kit Includes:
- Terminator EFI ECU
- Terminator Hand-Held Controller
- Main Power Harness
- Injector Harness
- Input/Output Harness
- 4L60/4L80E Transmission Harness
- Can Power Harness
- Can Extension Harness
- Oxygen Sensor
- Oxygen Sensor Weld-in Bung

Tech Tip: This Terminator MPFI Kit will also work on 4.8L/5.3L/6.0L Truck Engines with a 58x Crank Reluctor.

California Residents: Proposition 65 Warning

Installation Difficulty

Difficult
Difficult

Advanced skill is required for this installation.

Vehicle Fitment

This product will fit the following Bronco years:

This product will fit the following C10 years:

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,

This product will fit the following Mustang years:

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