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Ignitions and Electrical› Computers, Chips, Modules and Programmers

Holley

TERM X MAX, GEN3 HEMI, EARLY, EV6, DBW

$2,587.95 $2,317.25 Save $270.70

SKU: H00E 550-1421

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 EFI 550-1421 Terminator X Max Early Gen III Hemi Kit is an engine management system designed for 2003-2013+ Chrysler GEN III HEMI engines (5.7L, 6.1L, 6.4L) with factory Drive-by-Wire throttle bodies (Non-VVT only).

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 550-1421
Weight9.75 lb

Videos

Holley EFI GEN lll HEMI INSTALL & FIRST START | Terminator X Max

Holley EFI GEN lll HEMI INSTALL & FIRST START | Terminator X Max

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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