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Air and Fuel› Fuel Injection Systems and Components - Electronic

Holley

TERMINATOR X MAX MPFI W TRANS CONTROL

$2,081.95 $1,866.80 Save $215.15

SKU: H00E 550-918T

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Holley Terminator X Max EFI Kit offers comprehensive control over an LS engine's fuel system with self-learning fuel strategies and Holley EFI technology. It includes real-time fuel learning, high impedance injector drivers, an integrated 1bar MAP sensor, and four programmable inputs/outputs for controlling accessories like electric fans, boost, and nitrous. This kit also features 4L60E or 4L80E transmission control, base maps for common LS engine setups, and a 3.5" touchscreen LCD handheld for calibration and gauge display.

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 550-918T
Weight9.1 lb

Videos

How To: Install Terminator X EFI on any LS Engine

How To: Install Terminator X EFI on any LS Engine
Terminator X Full Install and Overview

Terminator X Full Install and Overview
Holley Terminator X Max install for newbies! Easier than you think!

Holley Terminator X Max install for newbies! Easier than you think!
Converting Stock Computer to Holley Terminator X on The 6.0 LS Nova!

Converting Stock Computer to Holley Terminator X on The 6.0 LS Nova!
Terminator X EFI for LS Engines

Terminator X EFI for LS Engines
HOLLEY Terminator X Max Install and setup LS

HOLLEY Terminator X Max Install and setup LS
Don't Buy A Holley Terminator X Before Watching This Video

Don't Buy A Holley Terminator X Before Watching This Video
The Best Budget LS Swap ECU 2019 (Holley Terminator X )

The Best Budget LS Swap ECU 2019 (Holley Terminator X )

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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