Holley® 550-937 - Terminator X™ MPFI Main Harness Kit

Terminator X™ MPFI Main Harness Kit (550-937) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From start to finish, Holley has the parts to make your dream a reality.

Features

• For GM LS Engines with 24x crank reluctor 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 systems utilize the Bosch LSU 4.9 wideband to relay AFR information to the ECU for accurate reading and precise tuning control.
• MAP Sensor vacuum hose adapters (1/8th – ¼ and 3/16ths)
• 4 Outputs – Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
• 4 Inputs – 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
• 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
• 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
• 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!
• Includes CAN/USB tuning cable allowing you to configure your ECU and Tuning the engine in real time.
• The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDS must face up!
• 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!
• Free EFI Tuning Software for complete control of your Terminator X power plant
• Includes: 24x LS Engine Main Harness - Multec 2 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.

Holley® being an undeniable leader in fuel systems for over 100 years, Holley offers a wide range of performance carburetors, fuel pumps, intake manifolds and engine dress–up products for street performance, race, and marine applications. Holley carburetors have powered almost every NHRA Pro–Stock champion and every NASCAR Sprint Cup team for 40 years. As a single solution, or partnered with products from other Holley companies such as Hooker, Flowtech, NOS, Weiand, and others, the Holley products provide the quality and performance you've been looking for.