Holley EFI Terminator X Universal MPFI Kit 550-936
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Features:
- Plug and play Domestic V8 engine control, such as conventional push rod Chevrolet and Chrysler engines
- Includes EV1 Injector Harness
- High Impedance Injector Drivers will safely power most Stock injectors, and Holley EFI Injectors. Injector support chart provided in the instructions (Will not control Low Impedance Injectors)
- Bosch LSU 4.9 wideband to relay AFR information to the ECU for accurate reading and precise tuning control
- Built in 1bar MAP Sensor with vacuum hose adapters included (1/8th Ð _ and 3/16ths)
- Boosted applications, you can disable the internal MAP sensor and utilize an external MAP sensor, harness comes with the connector terminated, allowing for easy installation
- MAP Sensor vacuum hose adapters (1/8th Ð _ and 3/16ths)
- Plug and plug ignition capability with Dual Sync and HyperSpark Distributors, adapter 558-323 required for HyperSpark Distributors
- 4 Inputs Ð 12v, Ground, 5v, and Frequency for things such as additional pressure sensors, activation triggers for nitrous activation, or a trans brake
- Boost Control Ð Boost vs Time, Boost vs Gear, Boost vs RPM, Boost vs Speed, Boost Safeties
- Nitrous Control Ð Single Channel of Wet or Dry, Progressive or Non-Progressive, Rich/Lean Safeties, and target Closed Loop AFR
- Advanced Tables Ð 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 Ð Engine Run Ð Wideband Status Ð TPS Calibration Ð Crank Signal ÐCam 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 domestic V8 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
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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