SKU: 19059812592

EFI Terminator X Stealth GM LS 4150 - Gold - 24X Crank - 4 Injectors - 650 HP

Sale price$1079.97 Regular price$1199.97
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Description

EFI Terminator X Stealth GM LS 4150 - Gold - 24X Crank - 4 Injectors - 650 HPHolley EFI Terminator X Stealth GM LS 4150 Gold 24X Crank 4 Injectors 650 HP Overview 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!

Holley EFI Terminator X Stealth GM LS 4150 - Gold

24X Crank - 4 Injectors - 650 HP

Overview
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.

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 ????????"Plug and play with factory LS coil sub harness and OEM LS coils ????????" 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 ????????" 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 ????????" 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


Details:
  • Color: Gold
  • Ignition Type: GM LS 24x
  • Injector Size: 100 lb/hr @ 58.5 PSI
  • Max Horsepower Rating: 650 Naturally Aspirated
  • Terminator LS Options: Fuel, Spark


Links
Instruction Sheet
Parts Guide
Addendum
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19059812592

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R. Welch
Pawtucket, US
★★★★★ 4
Nice portable USB hub.
Style: 4-in-1 USB-C Hub
Nice little hub - output is 40 w though so a slow charger if using it to charge a phone off of a computer.
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Reviewed in the United States on March 17, 2026
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Zach Hoffman
Lowell, US
★★★★★ 5
This hubs got what I need and drives seem to mount right away.
Style: 5-in-1 USB-C Hub
Might be a little early to write this review. But, I feel like I keep buying these types of hubs and they never seem to have the right configuration for what I need. Two USB-Cs, Two USBs and an HDMI. Appreciate that the ports are all on the same side so I don't have a spider web of cables going in every direction. They all fit rather snugly. MOST IMPORTANTLY, every external drive and flash drive seems to mount right away. I have had major frustrations over the years with external drives not mounting or taking forever to mount. I'm sure most of this is due to the failing drives themselves, but I have a sneaking suspicion the hubs are playing a role too, but I don't have the electrical engineering degree to prove it. Anyway, so far so good with this one.
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Reviewed in the United States on June 4, 2026
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norahawaii
San Leandro, US
★★★★★ 5
Work as expected
Style: 4-in-1 USB-C Hub
Work as expected. Plug and play. For a USB-C hub, worth the price. Had no compatibility issues with my PC and a laptop. Haven't noticed any heat issues.
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Reviewed in the United States on May 8, 2026
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David T.
Alexandria, US
★★★★★ 5
Fast, Reliable Performance
I bought the UGREEN USB C to Ethernet Adapter 2.5G, and it’s been a solid addition to my setup. The connection is stable and the speeds are impressive, data transfers feel quick and consistent without the drops you sometimes get on WiFi. It’s plug and play, which I appreciate, no hassle getting it up and running. The build quality also feels durable, which is something I’ve come to expect from UGREEN. Overall, it delivers exactly what it’s supposed to, fast, reliable wired connectivity. UGREEN continues to put out quality products, and I look forward to trying more from them.
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Reviewed in the United States on February 25, 2026
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Kevin Moody
West Palm Beach, US
★★★★★ 5
Solid, Well‑Built Adapter with Excellent Performance
I bought this adapter for my M1 MacBook Air so I could properly test the speeds on my new 2Gb internet service. During installation, my old cheap USB‑C Ethernet adapter kept capping out at 1Gb, and even the tech suggested the adapter was the bottleneck. After he left, I ordered this UGREEN model. I’ve had great luck with their products before and it did not disappoint. It has a solid, heavier feel with what seems like a metal casing, and it worked instantly. macOS recognized it right away with no drivers needed. I simply turned off Wi‑Fi, plugged it in, connected the Ethernet cable, and I was online immediately. My very first speed test hit right at 2Gb, and it’s been consistently fast and stable ever since. I also haven’t noticed any heat issues at all. Overall, a fantastic upgrade and absolutely worth it if you need true multi‑gig speeds on a Mac.
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Reviewed in the United States on May 8, 2026

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