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Holley

HOLLEY Terminator X-Max Engine Management Systems

MPN: 550-928 Catalog #: 001509816 Category: Computers And Components Check Vehicle Fitment

Product Details

Engine Control Module - Terminator X Max - 3.5 in Touchscreen - Wiring Harness - Drive By Wire - Transmission Control - 58x Reluctor Wheel - GM LS-Series - Each

Engine Control Module - Terminator X Max - 3.5 in Touchscreen - Wiring Harness - Drive By Wire - Transmission Control - 58x Reluctor Wheel - GM LS-Series - Kit

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - LSMatched variant: LS

GM Gen III/IV V8; LS1/LS2/LS3/LS6/LS7/LS9/LSA/LSX

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
Holley
Part Number
550-928
Catalog Number
001509816
Product Line
Computers and Components
Category
Programmers & Chips
Type
Computers And Components
UPC / Barcode
090127060902
Length
14.25 in
Width
12.50 in
Height
9.25 in
Weight
12.24 lb
Ship Alone
No
Air Restricted
No

Shipping & Availability

Current status 13 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

Inventory shown: 13 available as of 6/3/2026.

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