{"product_id":"holley-efi-terminator-x-max-gen-iv-dbw-58x-4x-ev6-4l60-4l80","title":"Holley EFI Terminator X Max - Gen IV, DBW, 58x\/4x, EV6, 4L60\/4L80","description":"\u003cp\u003eHolley EFI Terminator X Max - Gen IV, DBW, 58x\/4x, EV6, 4L60\/4L80\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCrank Reluctor - 58x\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrive-By-Wire - Yes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHandheld Included - Yes\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInjector Connector - EV6\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTransmission - 4L60\/4L80\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"full_description\"\u003eTake 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 550-928 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.\u003c\/div\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eDesigned for GM LS 4.8\/5.3\/6.0 LS Truck Engines and LS2\/LS3 with 58x Crank, 4x Cam and 4L60E\/4L80E transmissions, Drive-by wire throttle body control, and EV6 Injectors\u003c\/li\u003e\n\u003cli\u003eReal-time fuel map learn takes the guess work out of tuning your base fuel table\u003c\/li\u003e\n\u003cli\u003eHigh 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)\u003c\/li\u003e\n\u003cli\u003eAll 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\u003c\/li\u003e\n\u003cli\u003eOn-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\u003c\/li\u003e\n\u003cli\u003eMAP Sensor vacuum hose adapters (1\/8th – ¼ and 3\/16ths)\u003c\/li\u003e\n\u003cli\u003e4 Inputs – 12v, Ground, 5v, and Frequency for things such as additional pressure sensors, activation triggers for nitrous activation, or a trans brake\u003c\/li\u003e\n\u003cli\u003e4 Outputs – Ground, PWM - for accessories such as fans, boost control, nitrous control, IAC Kit, and more\u003c\/li\u003e\n\u003cli\u003eBoost Control – Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties\u003c\/li\u003e\n\u003cli\u003eNitrous Control – Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich\/Lean Safeties, and target Closed Loop AFR\u003c\/li\u003e\n\u003cli\u003eAdvanced 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\u003c\/li\u003e\n\u003cli\u003eOn-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\u003c\/li\u003e\n\u003cli\u003eThe 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\u003c\/li\u003e\n\u003cli\u003eThe compact ECU size allows you to mount it virtually anywhere, remember, diagnostic LEDS must face up\u003c\/li\u003e\n\u003cli\u003ePlug 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)\u003c\/li\u003e\n\u003cli\u003eFree EFI Tuning Software for complete control of your Terminator X power plant\u003c\/li\u003e\n\u003cli\u003eRecommended Pedal part number - 10379038\u003c\/li\u003e\n\u003cli\u003eIncludes: 58x\/4x 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\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Boostline Performance","offers":[{"title":"Default Title","offer_id":46025730687036,"sku":"550-928","price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/Screenshot2026-02-09101545_6e2e78a6-14f7-4391-8291-a9236e243eb7.png?v=1787086854","url":"https:\/\/rpm-racing.com\/products\/holley-efi-terminator-x-max-gen-iv-dbw-58x-4x-ev6-4l60-4l80","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}