Which ECU for me?

G5 Voodoo

G5 Voodoo is Link's premium platform for advanced engines that require direct injection, high injector, input or output counts, or advanced processing and communication.

We recommend G5 if you are running direct injection*, 2-stage injection, have a high input or output requirement, or want features like GPS, Ethernet and Wi-Fi.

Discover G5

G4x

Link's race-proven power house, G4X has a very modern architecture that is great value, easy to install and highly reliable.

G4X is still the platform we recommend for a wide range of applications. It is the go-to solution for all the engines and builds it currently supports, and will be manufactured and fully backed for years to come.

Discover G4X

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Which ECU is for me?

We walk you through the Link Engine management range of Wire-in ECUs, as well as our Plug-ins, to help you decide which one is best for you.

Which ECU for Me?

Compare Link ECUs side by side to evaluate specifications and features, making it easy to find the right solution for your build.

Click to Compare ECUs
Outputs

Injection Drives

4

Injection Drives

4

Injection Drives

8

Injection Drives can run DI via driver box

Injection Drives can run DI via driver box

Injection Drives can run DI via driver box

Ignition Drives

4

Ignition Drives

4

Ignition Drives

8

Auxiliary Outputs

4

Auxiliary Outputs

6

Auxiliary Outputs

8

+5V Sensor Power supply

+5V Sensor Power supply

+5V Sensor Power supply

+8V Sensor Power Supply

+8V Sensor Power Supply

+8V Sensor Power Supply

Unused Inj/Ign used as a Auxiliary Outputs

Unused Inj/Ign used as a Auxiliary Outputs

Unused Inj/Ign used as Auxiliary Outputs

Inputs

Digital Inputs

2

Digital Inputs

4

Digital Inputs

8

Temperature Inputs

2

Temperature Inputs

2

Temperature Inputs

3

Analogue Inputs

3

Analogue Inputs

4

Analogue Inputs

8

Trigger Inputs

2

Trigger Inputs

2

Trigger Inputs

2

Knock Inputs

1

Knock Inputs

1

Knock Inputs

2

Unused Temperature and Analogue Inputs can be used as Digital Inputs

Unused Temperature and Analogue Inputs can be used as Digital Inputs

Unused Temperature and Analogue Inputs can be used as Digital Inputs

Input/Outputs

ADIO Dual Purpose

ADIO Dual Purpose

ADIO Dual Purpose

Communications

CAN Bus Channels

1

CAN Bus Channels

1

CAN Bus Channels

1

Wi-Fi

Wi-Fi

Wi-Fi

USB Tuning Connection

Mini-B

USB Tuning Connection

Mini-B

USB Tuning Connection

LTW 6Pin

Ethernet/Power over USB

Ethernet/Power over USB

Ethernet/Power over USB

Data Logging

Onboard Logging Memory

512MB

Onboard Logging Memory

512MB

Onboard Logging Memory

512MB

Maximum Total Logging Rate

100kHz

Maximum Total Logging Rate

100kHz

Maximum Total Logging Rate

100kHz

Logging Channels

250

Logging Channels

250

Logging Channels

250

Features

Global Positioning System (GPS)

Global Positioning System (GPS)

Global Positioning System (GPS)

E-Throttle control

E-Throttle control

E-Throttle control

Flex Fuel

Flex Fuel

Flex Fuel

Trigger Oscilloscope

Trigger Oscilloscope

Trigger Oscilloscope

3 Axis Accelerometer

3 Axis Accelerometer

3 Axis Accelerometer

Selectable Temp Input Pullups

Selectable Temp Input Pullups

Selectable Temp Input Pullups

Flexible engine protection limiters

Flexible engine protection limiters

Flexible engine protection limiters

CAN Keypad Control

CAN Keypad Control

CAN Keypad Control

VVT Control

VVT Control

VVT Control

Open or Closed Loop Boost Control

Open

Open or Closed Loop Boost Control

Both

Open or Closed Loop Boost Control

Both

Onboard Lambda Sensor Control

Onboard Lambda Sensor Control

Onboard Lambda Sensor Control

Dual Closed Loop Lambda

Dual Closed Loop Lambda

Dual Closed Loop Lambda

Direct Automatic Transmission Control

Direct Automatic Transmission Control

Direct Automatic Transmission Control

Motorsport Features

Nitrous Control

Nitrous Control

Nitrous Control

Launch Control

Launch Control

Launch Control

Anti-Lag

Anti-Lag

Anti-Lag

Cruise Control

Cruise Control

Cruise Control

Traction Control

Traction Control

Traction Control

Race Timer and Power Management

Race Timer and Power Management

Race Timer and Power Management

Gear Shift Control

Limited

Gear Shift Control

Gear Shift Control

Paddle Shift Control

Paddle Shift Control

Paddle Shift Control

The table is going to need the following footnotes somewhere, preferably at the bottom:
‡ G5 Voodoo Pro has 12 inj, 8 ign, plus 4 multipurpose (inj, ing, aux) drives (24 total). † Check Specific pinout for number of I/Os exposed.
† Check Specific pinout for number of I/Os exposed.
# 4 pins are multi-purpose Aux or Digital Input pins. Each pin can be either Aux or Digital Input, not both at the same time.
* 2 Digital Inputs required when using 2nd CAN Bus.
§ 4 pins are multi-purpose Injection, Aux or Digital Input pins. Each pin can be either Injection, Aux. or Digital Input, not all at the same time.
Link ECU products should not be used where they interfere with a vehicle’s safety or emission control features. (no footnote symbol on this one).

Plug-in features and specifications shown are indicative of G4X Plug-in ECUs only and vary by application. For full features and specifications, refer to the specific product page.

Next Steps

Link ECU's offer better customization, performance tuning, and support for mods compared to OEM ones. 

These steps help you choose the right ECU and maximize its features.

New to ECUs

Planning your Build

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