Holley Terminator X Max EFI Kit for Late Gen V LT4 Engines Chevy C10 1960-1987

Take control of your late Gen V LT4 engine like never before with the Holley Terminator X Max EFI kit! Designed for 1960-1987 Chevy C10s, this kit offers immaculate boost and nitrous control plus safeties for both. This means you’ll be able to test boost against time, gear, RPM, and speed in addition to target closed loop AFR. You even get GM 4L60 and 4L80 transmission controls alongside drive-by-wire throttle body control, giving you full command over the engine. Plus, because the harness plugs directly into the factory LT sub-harness, installation is uncomplicated.

Features and Benefits:
- Great for Late GM Gen V LT Swap in Vintage Vehicles
- GM 4L60 and 4L80 Transmission Control
- GM LS and LT Drive-by-Wire Throttle Body Control
- Boost Control: Boost vs Time, Gear, RPM, or Speed
- Nitrous Control: Wet or Dry, Target Closed Loop AFR, & More
- Features Boost & Rich/Lean Safeties
- 3.5” Handheld Tuner Eases Installation via Calibration Wizard
- Tuner has Integrated Data Logging
- Includes Factory Fuel Injectors & Fuel Pumps
- Engine Harness Plugs Directly into Factory LT Sub-Harness
- 4 Inputs: 12v, Ground, 5v, & Frequency; 4 Outputs: Ground & PWM
- Inputs and Outputs are Programmable for Electric Fans & More
- Features GDI & VVT Support
- Genuine Bosch LSU 4.9 Wideband Control
- On-Board Diagnostic LEDs for Wide Variety of Issues
- Built-in 1bar MAP Sensor & Vacuum Hose Adapters
- (4) 1D Tables, (1) 1D Gear Table, (4) 2D Tables, & (1) 2D per Gear Table
- Easy-to-Use Software Suite that Allows Full Laptop Access

The 3.5” handheld tuner makes calibration simple with a step-by-step wizard. It also has integrated data logging to make reviewing your performance much easier. For extra tuning power, GDI and VVT support is built in. You can even program the inputs and outputs for electric fans, boost control solenoids, and progressive nitrous control. On-board diagnostic LEDs then keep you informed over a variety of statuses like ECU power, DI injectors, cam signals, and more. Complete with factory-style fuel injectors and fuel pumps, this kit will take your truck to the next level.

Vehicle Fitment:
- 1960-1987 Chevy C10
*For late GM Gen V LT4 engines ONLY

Tech Tips:
- For boosted applications, you can disable the internal MAP sensor and use an external LT MAP sensor.
- To identify if your engine is an early or late application, refer to your fuel pressure sensor, located behind the intake manifold. Early sensors have a 4-pin connector, whereas late sensors have a 3-pin connector.

Please Note: The Bosch LSU 4.9 wideband control will NOT work with LSU 4.2 oxygen sensors.