Holley EFI Terminator X Stealth 4150 Gold Kit With 4 Injectors
Highlights
- Bolt-On Replacement
- Supports Up to 650 HP
- No Laptop Required
- Gold Finish
Holley Gold Terminator X Stealth 4150 EFI Kit with 4 Injectors.
Are you looking to improve the performance of your carbureted vehicle while maintaining its OE-style appearance under the hood? Stick with CJ’s for an updated fuel injection! Check out this Holley Gold Terminator X Stealth 4150 EFI Kit with 4 Injectors (550-1003) from CJ Pony Parts today!
Features and Benefits:
- Bolt on 4150 Flange Carburetor Replacement
- Supports up to 650HP with Four 100lb/hr Injectors
- Terminator X Max Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012,550-1013)
- Includes high pressure fuel crossover line
- All of the wiring exits below the rear fuel injector cover, for a completely stealth installation
- Timed spark port for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor
- Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions
- External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as Holley part # 12-886
- Integrated ignition timing control improves idle stability, fuel economy, and wide open throttle performance
- High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
- Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn
- OEM Style TPS/IAC for years of dependable service
- Available in gold finish
This Terminator X Stealth 4150 EFI Kit (550-1003) is made by Holley with four 100lb/hr fuel injectors that are altogether able to support up to 650 horsepower naturally aspirated or up to 600 horsepower on a forced induction application. Because it is capable of fuel map self-learning and ignition timing control, this Terminator X ECU will improve your vehicle’s stability, drivability, and wide-open throttle horsepower. It features transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications, as well as transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (see part numbers 5501011X, 5501012X, and 5501013X). Order your new EFI kit (550-1003) now!
Specifications:
- Injector Size 100 lb/hr @ 58.5 PSI
- Max Horsepower Rating 650 Naturally Aspirated
Vehicle Fitment:
- 1965-2010 Mustang
- 1948-1979 Ford F100
- 1966-1977 Ford Bronco
- 1960-1987 Chevrolet C10
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Engine, Mustang Throttle Body & Accessories, Mustang Throttle Bodies, Ford Bronco Parts
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following C10 years:
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
- 1980,
- 1981,
- 1982,
- 1983,
- 1984,
- 1985,
- 1986,
- 1987,
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:





