Description
Take control of your LS 4.8/5.3/6.0 Truck Engine with the Holley 550-927 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 all 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!
The Holley 550-927 Terminator X Max also has 4L60E or 4L80E Transmission control and Drive-By Wire Throttle Body control. It comes fully loaded with base maps for common LS engine combinations. This helps 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 boosted race car, Terminator X MAX has the features and technology you need at a price that won’t break the bank!
Features: 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. This relays 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, or 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. Allow you to identify any Critical engine issues a
- 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!
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