Holley EFI Terminator X Stealth 4500 - Black
$2,849.95
550-1071
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8 Injectors - 800-1500 HP
Overview
The Terminator X Stealth 4500 EFI system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!
Features:
- Bolt on 4500 Flange Carburetor Replacement
- Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors
- 2.125??? Throttle Plates, Flow 1440 CFM for large cubic inch engines
- Gen 3 Ultra Dominator Style 4 Bolt Air Cleaner Flange offering a variety of air cleaner options
- External fuel pressure regulator required, such as 12-848
- Integrated ignition timing control
- 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!
- Self-tuning ECU means you don??????t have to be a computer/tuning wiz to have EFI!
- OEM Style TPS/IAC, for years of dependable service.
- Built in 1bar MAP Sensor, vacuum hose adapters included (1/8th ???? ?? and 3/16ths) - or for Boosted applications, you can disable the internal MAP sensor, and utilize an external MAP Sensor, the harness comes with the connector terminated, making the install
- Included weld-in O2 sensor bung for the exhaust ensures a leak free oxygen sensor installation
- Plug and play with Holley EFI Accessories, such as the 12.3??? and 6.86??? Pro Dash; CAN EGT; and Digital Analog style EFI gauges
- Available in 2 finishes, Shiny and Black
Links
Instruction Sheet
Parts Guide

















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$2,849.95
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