Skip to product information
The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU features fuel maps that self-learn and integrated ignition timing control, yielding improved idle stability, drivability, and horsepower at wide-open throttle! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 200R4/700R4 and Ford C4/C6 applications? Terminator X Max kits provide plug and play Transmission control for GM 4L60 and 4L80 Transmissions.
Holley EFI Terminator X Stealth GM LS 4150 - Gold - 550-1022
$2,399.95
Features:
- Terminator X Stealth 4150 Kits for either 24x or 58x LS engines
- Supports up to 650HP with Four 100lb./hr. Injectors
- Terminator X Max kits provide plug and play Transmission control for GM Transmissions
- Internal 1bar MAP sensor, built into the Terminator X ECU.
- All of the wiring exits below the fuel injector bowls, for a completely stealth installation
- Air entry 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 12-886
- Integrated ignition timing control â€"Plug and play with factory LS coil sub harness and OEM LS coils â€" no external boxes/modules needed to run Coil Near Plug
- 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!
- 4 Inputs â€" 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake (Fuel and Oil Pressure Inputs are pre-terminated)
- 4 Outputs â€" Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
- 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 3 finishes: Shiny, Black and Gold
- Compatible with Holley EFI digital dashes, gauges and fuel system accessories
Product Specifications:
- Product Details: 24X Crank - 4 Injectors - 650 HP
- Accelerometer Support: Yes
- Boost Control: Yes
- CAN-BUS Support: Yes
- CFM: 950
- Coil Per Cylinder Ignition Support: Yes
- Color: Gold
- Crank Reluctor: 24x
- Datalogging Support: Yes
- Distributor Included: No
- Dry Nitrous Control: Yes
- e85 Support: No
- EGT Support: Yes
- Finish: Gold
- Flange Size: 4150
- Flange Style: Squarebore
- Forced Induction Support: Yes
- Fuel Filter Included: No
- Fuel Hose Included: No
- Fuel Injectors Included: Yes
- Fuel Pressure: 58.5 PSI
- Fuel Pressure Regulator Included: No
- Fuel Pump Included: No
- Grade Type: Performance
- Handheld Included: Yes
- Idle Air Control Motor Included: No
- Ignition Timing Control: Yes
- Ignition Type: GM LS 24x
- Individual Cylinder Fuel Corrections: No
- Injector Size: 100 lb/hr @ 58.5 PSI
- Inlet / Outlet Size: 6AN
- Intake Manifold Included: No
- Knock Retard Support: Yes
- MAP Sensor: 1bar
- Max Horsepower Rating: 650
- Mounting Hardware Included: No
- Multi-Stage Nitrous Control: Yes
- Part Type: Fuel Injection System
- Product Type: EFI System
- Progressive Nitrous Control: Yes
- Self-Tuning: Yes
- Terminator LS Options: Fuel, Spark
- Throttle Bore: 1.75 in.
- Throttle Position Sensor Included: Yes
- Transmission: N/A
- User-Tuneable: Yes