Holley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body Control
Holley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body Control
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Holley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body Control

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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 Body, supporting EV1 injectors.
  • Advanced Tuning: Features real-time fuel map learning, high impedance injector drivers, and a Bosch LSU 4.9 wideband for precise AFR readings and tuning.
  • Integrated Sensors: Includes an on-board 1bar MAP sensor suitable for N/A or Nitrous engine combinations, with recommendations for 2+Bar applications.
  • Versatile I/O: Provides 4 programmable outputs for accessories like fans and boost control, and 4 inputs for additional sensors or activation triggers.
  • Control Features: Offers comprehensive boost control (vs. time, gear, RPM, speed) and single-channel nitrous control with progressive/non-progressive options and safeties.
  • Diagnostic & Display: Equipped with on-board diagnostic LEDs for critical engine status and a 3.5" touchscreen handheld for calibration, data-logging, and customizable gauge display.
  • Included Components: Comes with a 58x/4x LS Engine Main Harness, EV1 Injector Harness, DBW Throttle Body Harness, Terminator X MAX ECU, and a Bosch LSU 4.9 Wideband Oxygen Sensor.
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Columbus, 43215
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Holley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body Control
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Comparison Chart:
Vehicle makeGMHolley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body ControlGMHolley EFI 550-917 Fuel Injection SystemGMHolley EFI Terminator X Max Mpfi W/Dbw, Ls1ChryslerHolley EFI 550-1224 Terminator X HEMI Gen III 2007-2013 KitChevyHolley EFI 550-933T Terminator X Max MPFI SystemGMHolley EFI 550-920 Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission ControlChevyHolley EFI 550-931T Terminator X Max MPFI SystemGMHolley EFI 550-931 Fuel Injection SystemGMHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldFordHolley EFI 550-945 Terminator X Max Ford MPFI Kit w/ GM Transmission Control
Vehicle modelLS 4.8Holley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body ControlLS 4.8Holley EFI 550-917 Fuel Injection SystemLS1Holley EFI Terminator X Max Mpfi W/Dbw, Ls1GEN III HEMIHolley EFI 550-1224 Terminator X HEMI Gen III 2007-2013 Kit4.8Holley EFI 550-933T Terminator X Max MPFI SystemLSHolley EFI 550-920 Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission Control4.8Holley EFI 550-931T Terminator X Max MPFI System4.8Holley EFI 550-931 Fuel Injection SystemLS1Holley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" Handheld-Holley EFI 550-945 Terminator X Max Ford MPFI Kit w/ GM Transmission Control
Automotive parts divisionPerformanceHolley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body ControlPerformanceHolley EFI 550-917 Fuel Injection SystemPerformanceHolley EFI Terminator X Max Mpfi W/Dbw, Ls1PerformanceHolley EFI 550-1224 Terminator X HEMI Gen III 2007-2013 KitPerformanceHolley EFI 550-933T Terminator X Max MPFI SystemPerformanceHolley EFI 550-920 Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission ControlPerformanceHolley EFI 550-931T Terminator X Max MPFI SystemPerformanceHolley EFI 550-931 Fuel Injection SystemPerformanceHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldPerformanceHolley EFI 550-945 Terminator X Max Ford MPFI Kit w/ GM Transmission Control
Vehicle fitment typeSpecificHolley EFI 550-933 Terminator X Max 58x/4x EV1 LS MPFI Kit with DBW Throttle Body ControlSpecificHolley EFI 550-917 Fuel Injection SystemSpecificHolley EFI Terminator X Max Mpfi W/Dbw, Ls1SpecificHolley EFI 550-1224 Terminator X HEMI Gen III 2007-2013 KitSpecificHolley EFI 550-933T Terminator X Max MPFI SystemSpecificHolley EFI 550-920 Terminator X Max 58x/4x EV1 LS MPFI Kit with Transmission ControlUniversalHolley EFI 550-931T Terminator X Max MPFI SystemSpecificHolley EFI 550-931 Fuel Injection SystemSpecificHolley EFI 550-916T Terminator X Max 24x/1x EV1 LS MPFI Kit with Transmission Control - Without 3.5" HandheldUniversalHolley EFI 550-945 Terminator X Max Ford MPFI Kit w/ GM Transmission Control
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