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Holley Fuel Injection Electronic Control Unit 550-929; Terminator X Max for Chevy LS

$1,859.95

Part #: 550-929

Brand: Holley

UPC: 090127060858

Estimated Ship Date: 7/14/2025 (From manufacturer)

This item ships free with qualifying orders of $150 or more.
See our shipping policy for more details.

Details

  • Real Time Fuel Map
  • High Impedance Injector Drivers
  • Nitrous Control
  • Plug and Play Main Harness
  • Free EFI Tuning Software

Product Description

Take control of your LS engine with Terminator X! Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at a budget-friendly price!

Specifications

Fuel Injection Electronic Control Unit Series:
Terminator X Max
Make:
Chevy
Engine:
LS
Includes Coil(s):
No
Includes Wiring Harness:
Yes
Includes Hand Held Programmer:
Yes
Injector Connector Style:
Jetronic, Minitimer (Bosch)
Features Ignition Control:
Yes
Features Throttle Control:
Yes
Features Transmission Control:
No
Notes:
For 24 tooth reluctor, and 1x cam sensor hub; Terminator X ECU's are designed to be mounted with the LED's facing up.; Terminator X ECU's are designed to be mounted with the LED's facing up.to work with GM Throttle body P/N's - 12570790 and 12580760 Designed to work with GM Throttle Pedal P/N - 10379038
Quantity:
Sold As Kit

Videos

Tech Resources

  • HOL199r11760.pdf

  • HOL199r11761.pdf

  • HOL199r11967.pdf