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HOLLEY

Holley Efi Terminator X Stealth 4150 - Shiny (4 Injectors - 650Hp)

MSRP: $1,942.95
$1,838.95
( saved $104.00 )
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SKU:
HLY550-1001
UPC:
090127093559
Condition:
New
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Introducing the Terminator X Stealth 4150 EFI system by Holley, equipped with four 100LB/HR Fuel Injectors capable of supporting up to 650 HP in naturally aspirated applications or 600 HP in forced induction setups. This system goes beyond carburetor replacement, featuring the Terminator X ECU with self-learning fuel mapping and ignition timing control, enhancing idle stability, drivability, and wide-open throttle horsepower. Notably, the Stealth 4150 includes provisions for transmission kick-down in GM TH350/400, 200R4/700R4, and Ford C4/C6 applications.

Key Features:

  • Direct bolt-on 4150 Flange Carburetor Replacement
  • Supports up to 650HP with Four 100lb/hr Injectors
  • Transmission control for Pre-2009 GM 4L60E/4L80E Transmissions in Terminator X Max Stealth 4150 kits (Part numbers 550-1011, 550-1012, 550-1013)
  • Internal 1bar MAP sensor integrated into the Terminator X ECU
  • Stealthy wiring exits below the rear fuel injector cover for a clean installation
  • Timed spark port for vacuum advanced distributors situated under the front fuel bowl for easy access
  • Machined air entry fits most stock-style air cleaners with locator provisions
  • Requires an external fuel pressure regulator set to a base pressure of 58.5 PSI (e.g., Holley part # 12-886)
  • Integrated ignition timing control enhances idle stability, fuel economy, and wide-open throttle performance
  • High-resolution full-color touchscreen for initial setup, tuning, and gauge displays
  • Simple Calibration Wizard for easy tuning without a laptop
  • Genuine Bosch LSU 4.9 Wideband Oxygen Sensor included for real-time Fuel Map Learn
  • OEM Style TPS/IAC ensures years of dependable service
  • Available in three finishes: Shiny, Black, and Gold
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