Holley EFI Terminator X Stealth 4150 Fuel Injection Kit, Black (HO550- — Fast Lane Spares Skip to content
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Holley EFI Terminator X Stealth 4150 Fuel Injection Kit, Black (HO550-1002)

650 HP, 4 Injectors, 4-BBL 4150 Style
SKU: HO550-1002
Contact for availability
Original price $4,299.70 - Original price $4,299.70
Original price
$4,299.70
$4,299.70 - $4,299.70
Current price $4,299.70
+ GST
Availability:
Please contact for availability

HO550-1002 - TERMINATOR X STEALTH 4150 EFI

650 HP, 4 Injectors, 4-BBL 4150 Style

Part Number: HO550-1002

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 is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! 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 Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012, 550-1013)
Part # 34-42 is required for a bolt-on installation.

Features:

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 GM4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012,550-1013)
Int ernal 1bar MAP sensor, built into the Terminator X ECU
All of the wiring exits below the rear fuel injector cover, for a completely stealth installation
Timed spark part 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 3 finishes: Shiny, Black, and Gold