The Tuner Store
EFI Terminator X - Gen IV - 58x Crank - 4x Cam - EV1 Injectors - USB/CAN Tuning Cable
EFI Terminator X - Gen IV - 58x Crank - 4x Cam - EV1 Injectors - USB/CAN Tuning Cable
Sale
Sold out
Pre-order
Regular price
$1,231.95 USD
Regular price
$1,631.95 USD
Sale price
$1,231.95 USD
Unit price
per
Shipping calculated at checkout.
In stock
-
All orders are dispatched the next business day!
-
We will beat any price. We back all products with a 1 year guarantee.
Order in the next 0 hours 0 minutes to get it by /09/2026
Couldn't load pickup availability
Guaranteed Safe Checkout
Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3
58x Crank - 4x Cam - EV1 Injectors - 3.5 in. Touchscreen
Overview
Take control of your LS engine with Terminator X! 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 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. Terminator X 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 has the features and technology you need at a price that won't break the bank!
Terminator X ECU's are designed to be mounted with the LED's facing up.
Features:
Details:
Links
Instruction Sheet
Instruction Sheet
58x Crank - 4x Cam - EV1 Injectors - 3.5 in. Touchscreen
Overview
Take control of your LS engine with Terminator X! 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 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. Terminator X 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 has the features and technology you need at a price that won't break the bank!
Terminator X ECU's are designed to be mounted with the LED's facing up.
Features:
- Designed for GM LS Engines with 58x Crank, 4x Cam - and EV1 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 ???? ?? and 3/16ths)
- 4 Inputs ???? 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
- 4 Outputs ???? Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
- 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: 58x/4x LS Engine Main Harness - EV1 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.
Details:
- Crank Reluctor: 58x
- Ignition Type: GM LS 58x
- Injector Connector: Jetronic / Minitimer (Bosch)
- Terminator LS Options: Fuel, Spark
Links
Instruction Sheet
Instruction Sheet
Description
Description
Holley EFI Terminator X - Gen IV 4.8/5.3/6.0 GM Truck Engines and LS2/LS3
58x Crank - 4x Cam - EV1 Injectors - 3.5 in. Touchscreen
Overview
Take control of your LS engine with Terminator X! 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 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. Terminator X 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 has the features and technology you need at a price that won't break the bank!
Terminator X ECU's are designed to be mounted with the LED's facing up.
Features:
Details:
Links
Instruction Sheet
Instruction Sheet
58x Crank - 4x Cam - EV1 Injectors - 3.5 in. Touchscreen
Overview
Take control of your LS engine with Terminator X! 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 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. Terminator X 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 has the features and technology you need at a price that won't break the bank!
Terminator X ECU's are designed to be mounted with the LED's facing up.
Features:
- Designed for GM LS Engines with 58x Crank, 4x Cam - and EV1 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 ???? ?? and 3/16ths)
- 4 Inputs ???? 12v, Ground, 5v, and Frequency, for things such as additional pressure sensors, or activation triggers for nitrous activation, or a trans brake
- 4 Outputs ???? Ground, PWM - , for accessories such as; fans, boost control, nitrous control, IAC Kit, and More
- 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: 58x/4x LS Engine Main Harness - EV1 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4.9 Wideband Oxygen Sensor - Input/Output Harness - and assorted vacuum adapters.
Details:
- Crank Reluctor: 58x
- Ignition Type: GM LS 58x
- Injector Connector: Jetronic / Minitimer (Bosch)
- Terminator LS Options: Fuel, Spark
Links
Instruction Sheet
Instruction Sheet
Item Specifics
Item Specifics
Have a question?
Powering Your Potential: Where Innovation Meets Convenience!
Testimonials
Great Selection and Fast Shipping!I recently purchased a new laptop from this online electronics store, and I couldn't be happier with my experience. The website had a wide selection of products to choose from, and the ordering process was seamless. My laptop arrived earlier than expected, and it was well-packaged to ensure its safety during transit. I highly recommend this store to anyone in need of quality electronics.
- Sarah Johnson
I recently purchased a new laptop from this online electronics store, and I couldn't be happier with my experience. The website had a wide selection of products to choose from, and the ordering process was seamless. My laptop arrived earlier than expected, and it was well-packaged to ensure its safety during transit. I highly recommend this store to anyone in need of quality electronics.
- Sarah Johnson
Excellent Customer Service!I had an issue with my order, and I contacted the customer service team for assistance. I was pleasantly surprised by their prompt response and willingness to help resolve my issue. They were courteous and professional throughout the entire process, and they went above and beyond to ensure my satisfaction. Kudos to the customer service team for their exceptional service!
- David Smith
I had an issue with my order, and I contacted the customer service team for assistance. I was pleasantly surprised by their prompt response and willingness to help resolve my issue. They were courteous and professional throughout the entire process, and they went above and beyond to ensure my satisfaction. Kudos to the customer service team for their exceptional service!
- David Smith
Best Prices Around!"I've been shopping for a new smartphone, and I found the best deal on this online electronics store. Not only did they offer competitive prices, but they also had discounts and promotions that made my purchase even more affordable. The checkout process was straightforward, and my order arrived on time as promised. I'll definitely be coming back for my future tech needs.
- Emily Brown
"I've been shopping for a new smartphone, and I found the best deal on this online electronics store. Not only did they offer competitive prices, but they also had discounts and promotions that made my purchase even more affordable. The checkout process was straightforward, and my order arrived on time as promised. I'll definitely be coming back for my future tech needs.
- Emily Brown
Impressive Product QualityI recently purchased a camera from this online store, and I'm blown away by the quality of the product. It exceeded my expectations in terms of performance and durability. The website provided detailed product descriptions and reviews, which helped me make an informed decision. Overall, I'm extremely satisfied with my purchase and would highly recommend this store to others.
- Michael Anderson
I recently purchased a camera from this online store, and I'm blown away by the quality of the product. It exceeded my expectations in terms of performance and durability. The website provided detailed product descriptions and reviews, which helped me make an informed decision. Overall, I'm extremely satisfied with my purchase and would highly recommend this store to others.
- Michael Anderson