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The Ultimate LS Powertrain Management Solution 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. This unit also has 4L60 or 4L80 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 optional 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! Plug and play LS engine control GM Drive-by Wire throttle body control GM Transmission Control (4L60/4L80) Genuine Bosch LSU 4.9 Wideband Control (Will not work with LSU 4.2 Oxygen Sensors) On-Board Diagnostic LEDS for: ECU Power – Engine Run – Wideband Status – TPS Calibration – Crank Signal – Cam Signal. Allow you to identify any Critical engine issues at a glance 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 (Fuel and Oil Pressure Inputs are pre-terminated) 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 Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR Advanced Tables – 4x 1D Tables, 1x 1D per Gear Table, 4x 2D Tables, 1x 2D per Gear Table Integrated Datalogging to the 3.5” Handheld SD Card Free EFI Tuning Software for complete control of your Terminator X power plant SPECIFICATIONS Crank Reluctor 58x Ignition Type GM LS 58x Injector Connector USCAR (EV6) Product Type Terminator X Max LS MPFI Terminator LS Options Fuel, Spark, Drive-by-Wire, Transmission NOTES 1. Our builds typically use laptops rather than the 3.5" handheld devices. If you are going that route, why pay more for handheld which you won't use? Change your mind later? You can buy it separately. 2. Variants available for 24X/58X reluctors, +/- DBW and +/-transmission, +/1 handheld device. Please call us at 815-725-2727 if you have any questions about which model is best for you. Buy your parts from people who use them!
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🇺🇸 Ship from USA · On Agora since 2025
$1,989.95