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Air and Fuel› Fuel Injection Systems and Components - Electronic

Holley

Terminator X Stealth Kit 4150 2X4 - Shiny

$3,543.95 $3,209.05 Save $334.90

SKU: H00E 550-1074

In Stock
In Stock
Ships by Jun 8
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Terminator X Stealth 4150 2x4 EFI systems 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.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHolley
Part NumberH00E 550-1074
Weight21.5 lb

Videos

Ditch the Carb and Go EFI with Holley Terminator X Stealth 4500 and 4150

Ditch the Carb and Go EFI with Holley Terminator X Stealth 4500 and 4150
Holley EFI Stealth - Disguised as a Carb!

Holley EFI Stealth - Disguised as a Carb!
Terminator X Stealth 4150 Throttle Body EFI system

Terminator X Stealth 4150 Throttle Body EFI system
Holley Terminator Stealth EFI

Holley Terminator Stealth EFI
How To: Install Terminator X EFI on any LS Engine

How To: Install Terminator X EFI on any LS Engine
Holley Terminator X Stealth 4150 TB system

Holley Terminator X Stealth 4150 TB system
Why you Dont want Terminator EFI

Why you Dont want Terminator EFI
Don't Buy A Holley Terminator X Before Watching This Video

Don't Buy A Holley Terminator X Before Watching This Video
Holley Terminator X Just Got a Major Upgrade

Holley Terminator X Just Got a Major Upgrade

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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