Holley Terminator X Max MPFI System | GBP Performance
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Holley

Holley | Terminator X Max MPFI System

550-959
Holley | Terminator X Max MPFI System 550-959 | Universal MPFI, GM 4L60/80E transmission control, GM Drive By Wire throttle body, spaced EV1 injector harness
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CAD $3,703.60 CAD $4,357.18 Save 15% - FLASH SALE
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Holley – Terminator X Max MPFI System

Description

The Holley Terminator X Max MPFI (550-959) is a universal MPFI system combining GM Drive-By-Wire throttle body control, GM 4L60E or 4L80E transmission control, and a spaced EV1-style injector harness. This versatile kit is ideal for swap applications or custom conversions. Features real-time fuel learn, high impedance injector drivers, an integrated 1 bar MAP sensor, and 4 programmable inputs and outputs for electric fans, boost solenoids, and progressive nitrous. The included 3.5 in. LCD touchscreen includes a calibration wizard and tuning functions. Holley EFI software suite included for full laptop access for advanced users.

Specifications

  • Brand: Holley
  • Part Number: 550-959
  • Compatibility: Universal MPFI application, GM transmission (See Application Section)
  • Kit Type: Universal MPFI
  • Injector Harness: Spaced EV1 style included
  • Throttle Body: GM Drive-By-Wire (DBW) included
  • Transmission Control: GM 4L60E / 4L80E included
  • Fuel Learn: Real-time
  • Integrated MAP Sensor: 1 bar
  • Programmable I/O: 4
  • Display: 3.5 in. LCD touchscreen included
  • Software: Holley EFI suite included
  • Condition: New
  • Sold and shipped by GBP Performance

 

Note:

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Compatibility (Application)

MakeModelYearsEngineNotes
Universal (GM / swap)Universal MPFI applicationUniversal MPFI (compatible GM DBW throttle body)Spaced EV1 harness, GM 4L60E/4L80E transmission control, GM DBW throttle body included. Ideal for swap or custom conversion. Refer to Holley website for details.
Holley
550-959
90127074411

Data sheet

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