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Air and Fuel› Carburetors and Components

Holley

Terminator X Stealth 4500 - 8 Injectors Shiny

$3,284.95 $2,975.84 Save $309.11

SKU: H00E 550-1070

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 Holley Terminator X Stealth 4500 System (MPN 550-1070) is a bolt-on 4500 Flange Carburetor replacement, supporting Electronic Fuel Injection (EFI). It features eight 100 lb/hr fuel injectors, capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU offers fuel map self-learning and ignition timing control, enhancing idle stability, drivability, and wide-open throttle horsepower.

Fitment

Fitment Guaranteed

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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 550-1070
Weight22.98 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 Terminator Stealth EFI Installed - 1968 Chevelle SS

Holley Terminator Stealth EFI Installed - 1968 Chevelle SS
Don't Buy A Holley Terminator X Before Watching This Video

Don't Buy A Holley Terminator X Before Watching This Video
Holley EFI Stealth - Disguised as a Carb!

Holley EFI Stealth - Disguised as a Carb!
The NEW Holley SNIPER STEALTH EFI 4500 - Holley EFI Engineer Adam Layman

The NEW Holley SNIPER STEALTH EFI 4500 - Holley EFI Engineer Adam Layman
Why you Dont want Terminator EFI

Why you Dont want Terminator EFI
Holley Terminator X Pro's & Con's

Holley Terminator X Pro's & Con's
Holley Sniper Stealth 4500 efi fuel injection on my SS Monte Carlo

Holley Sniper Stealth 4500 efi fuel injection on my SS Monte Carlo
Upgrade Your Sniper EFI and Terminator X System with a 5in Digital Dash

Upgrade Your Sniper EFI and Terminator X System with a 5in Digital Dash
What's Inside A Sniper Stealth

What's Inside A Sniper Stealth
I am Amazed! Install & Test Holley Terminator X Stealth on my Chevy K10

I am Amazed! Install & Test Holley Terminator X Stealth on my Chevy K10

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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