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    Sale!New!

    Holley EFI Holley EFI Terminator X Max - LS1/LS6 550-934

    Vendor: Holley EFI
    SKU: GVMR_550-934
    18% Off
    Sale Price $1,843.95 Regular Price $2,249.95
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    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.


    Holley EFI Holley EFI Terminator X Max - LS1/LS6 550-934


    Specifications:

    Description_INV TERMINATOR X MAX MPFI W/TRANS & DBW, LS1
    Description_ASC Not recommended for 4x4 applications with electronic transfer cases. Not compatible with 4L6X transmissions from model year 1995 or before due to year-by-year changes in converter lockup and downshift strategy.
    Description_DES Holley EFI Terminator X Max - LS1/LS6
    Description_EXT 24x Crank - 1x Cam - EV6 Injectors - Drive-By-Wire Throttle Body and Transmission Control - 3.5 in. Touchscreen
    Description_MKT 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.
    Description_MKT 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 550-926 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.
    Description_MKT 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.
    Description_FAB For GM LS1/LS6 engines with 24x crank reluctor with EV6 injectors and 4L60E/4L80E transmissions, and drive-by wire throttle body control
    Description_FAB Real-tfuel map learn, takes the guess work out of tuning your base fuel table
    Description_FAB 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)
    Description_FAB 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
    Description_FAB 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
    Description_FAB MAP sensor vacuum hose adapters (1/8th – ¼ and 3/16ths)
    Description_FAB 4 Inputs – 12v, Ground, 5v, and Frequency for things such as additional pressure sensors, activation triggers for nitrous activation, or a trans brake
    Description_FAB 4 Outputs – Ground, PWM - for accessories such as, fans, boost control, nitrous control, IAC Kit, and more
    Description_FAB Boost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
    Description_FAB Nitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
    Description_FAB 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
    Description_FAB 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
    Description_FAB 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
    Description_FAB The compact ECU size allows you to mount it virtually anywhere, remember, diagnostic LEDS must face up
    Description_FAB Plug and play compatible with more Holley EFI accessories such as analog style gauges, shift lights, various modules, and coming soon, 12.3" digital dash support
    Description_FAB Free EFI Tuning Software for complete control of your Terminator X power plant
    Description_FAB Recommended Pedal part number - 10379038
    Description_FAB Includes: 24x LS Engine Main Harness - EV6 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


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    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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