Take control of your LS engine with Terminator X Max. 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.
Terminator X Max features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, and 4 programmable inputs and outputs. The inputs and outputs are ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Part number 550-927 also has 4L60E or 4L80E Transmission control and Drive-By Wire Throttle Body control. Terminator X Max comes fully loaded with base maps for common LS engine combinations to get you out of the garage and on the road/track fast. The 3.5" touch screen LCD handheld contains an easy to use calibration wizard as well as tuning and gauge display functions. Also included is Holley EFI's industry-leading, easy-to-use software suite that allows full laptop access for advanced users. Whether you are building a budget beater or a boosted race car, Terminator X MAX has the features and technology you need at a price that won't break the bank.
- For GM LS 4.8/5.3/6.0 truck engines with 24x crank reluctor, transmission control, drive-by wire throttle body control, and multec 2 injectors
- Real-time fuel map learn, takes the guess work out of tuning your base fuel table
- High Impedance Injector Drivers will safely power most Stock LS injectors, and Holley EFI Injectors
- Injector support chart provided in the instructions (will not control Low Impedance Injectors)
- All of the new Terminator X Max systems utilize the Bosch LSU 4.9 wideband to relay AFR information to the ECU for accurate reading and precise tuning control
- On-board 1bar MAP sensor, is perfect for N/A or nitrous engine combos. If your combination requires a 2+Bar, we recommend GM 12592525 and our adapter part number 558-416
- MAP Sensor vacuum hose adapters (1/8th – ¼ and 3/16ths)
- 4 Inputs – 12v, Ground, 5v, and Frequency for things such as additional pressure sensors, activation triggers for nitrous activation, or a trans brake
- 4 Outputs – Ground, PWM - for accessories such as fans, boost control, nitrous control, IAC Kit, and more
- Boost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties-Board Diagnostic LEDS for: ECU Power – Engine Run – Wideband Status – TPS Calibration – Crank Signal –Cam Signal
- Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFRadjustable through included 3.5” full color touchscreen, base tune easily created via handheld Wizard
- Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table can be used for any custom tables you can dream up, such as Flex Fuel Sensor Offset Table, or a custom fuel or oil pressure safety
- On-Board Diagnostic LEDS for: ECU Power – Engine Run – Wideband Status – TPS Calibration – Crank Signal –Cam Signal. Allows you to identify any Critical engine issues at a glance
- The included 3.5" Touchscreen Handheld contains a calibration wizard, that allows you to quickly build a base tune for any LS engine. Additionally the handheld provides internal data-logging and a fully customizable gauge display
- The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up
- Plug and play compatible with multiple Holley EFI accessories including our gauges, shift lights, various modules, and digital and pro dashes (Holley P/N's 553-106, 553-111, and 553-112)
- Free EFI Tuning Software for complete control of your Terminator X power plant
- Recommended Pedal part number - 10379038
- Includes: 24x LS Engine Main Harness - Multec 2 Injector Harness - DBW Throttle Body Harness - 4L60E/4L80E Transmission Control Harness - Terminator X MAX ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - I/O Harness
Specifications
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Accelerometer Support: Yes
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Boost Control: Yes
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Brand: Holley EFI
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CAN-BUS Support: Yes
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Category: Air and Fuel Delivery
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Coil Per Cylinder Ignition Support: Yes
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Color: Black
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Crank Reluctor: 24x
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Datalogging Support: Yes
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Display: 3.5 in. Handheld
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Distributor Included: No
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Drive-By-Wire: Yes
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Dry Nitrous Control: Yes
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e85 Support: Yes
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EGT Support: Yes
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Emission Code: 3
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Engine: Gen III GM Truck
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Finish: Textured
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Forced Induction Support: Yes
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Fuel Filter Included: No
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Fuel Hose Included: No
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Fuel Injectors Included: No
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Fuel Pressure Regulator Included: No
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Fuel Pump Included: No
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Grade Type: Performance
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Handheld Included: Yes
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Idle Air Control Motor Included: No
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Ignition Timing Control: Yes
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Ignition Type: GM LS 24x
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Individual Cylinder Fuel Corrections: Yes
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Injector Connector: Multec 2
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Intake Manifold Included: No
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Knock Retard Support: Yes
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MAP Sensor: 1bar
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Mounting Hardware Included: No
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Multi-Stage Nitrous Control: Yes
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Part Type: Fuel Injection System
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Product Type: EFI System
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Progressive Nitrous Control: Yes
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Self-Tuning: Yes
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Sub Category: Fuel Injection System and Related Components
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Terminator LS Options: Fuel, Spark, Drive-by-Wire, Transmission
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Throttle Position Sensor Included: No
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Transmission: 4L60E/4L80E
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User-Tuneable: Yes
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Wet Nitrous Control: Yes
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Part Number: 550-927
