Holley EFI 550-933T Terminator X Max MPFI System
Holley EFI 550-933T Terminator X Max MPFI System
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Holley EFI 550-933T Terminator X Max MPFI System

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Key item features

  • Engine Compatibility: Designed for GM 4.8/5.3/6.0 LS Truck Engines and LS2/LS3 with 58x Crank, 4x Cam, and Drive-By-Wire throttle bodies, supporting EV1 injectors.
  • Tuning Capabilities: Features real-time fuel map learning, high impedance injector drivers, and utilizes a Bosch LSU 4.9 wideband for accurate AFR readings.
  • Integrated Sensors: Includes an on-board 1bar MAP sensor suitable for N/A or Nitrous setups, with options for external 2+Bar sensors.
  • Programmable I/O: Equipped with 4 ground/PWM outputs for accessories like fans and boost control, and 4 12v/ground/5v/frequency inputs for additional sensors or triggers.
  • Advanced Controls: Offers comprehensive boost control (vs. time, gear, RPM, speed) and single-channel nitrous control with progressive options and safety features.
  • Diagnostic & Software: Features on-board diagnostic LEDs for critical engine issues and includes a CAN/USB tuning cable with free EFI tuning software for full control.
  • Compact Design: The ECU's compact size allows for versatile mounting, and it's plug-and-play compatible with various Holley EFI accessories.
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Columbus, 43215
Arrives by Thu, Feb 26
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