Link G4X 350ZLink N350X ECU

The Link G4X 350ZLink N350X ECU is a direct-fit engine management system designed for Nissan VQ35DE platforms. It installs into its own dedicated ECU enclosure and connects directly to the OEM wiring loom with no modification required.

This ECU supports both manual and automatic transmission vehicles and retains most factory systems while providing advanced tuning capability through the G4X platform.

Important: Designed for VQ35DE engine applications. Includes onboard 4 bar or 7 bar MAP sensor. An intake air temperature (IAT) sensor is highly recommended. Please confirm your ECU connector matches the header shown in the product images before purchase.

Engine Control Capability

• Designed for Nissan VQ35DE engines
• Sequential fuel injection
• Digital triggering using OEM patterns
• Precision closed loop cam control
• Staged injection support
• Knock control with windowing

Hardware and Platform

• Supplied in a dedicated ECU enclosure
• Includes onboard 4 bar or 7 bar MAP sensor
• Continuous onboard barometric correction
• USB tuning connection
• CAN communication support
• 512 MB onboard data logging

Vehicle Compatibility

• Nissan 350Z (Z33) 2002–2006
• Nissan Skyline V35 2003–2006
• Infiniti G35 2003–2006
• VQ35DE engine
• Manual and automatic transmissions supported

G4X Plug-In Key Features

• Up to 6D fuel and ignition mapping
• Sequential fuel delivery
• OEM idle control supported
• 5D boost control with three switchable tables
• Launch control, anti lag, and flat shift
• Individual cylinder fuel and ignition correction
• Gear-based fuel, ignition, and boost compensation
• QuickTune automated fuel tuning
• Selectable dual fuel, ignition, and boost maps
• CAN communication support

I/O Expansion

Expansion Connector 1

• GND – Sensor ground
• +5V – Low current +5V supply
• Aux 15 – Auxiliary output
• Aux 14 – Auxiliary output
• DI8 – Digital input
• DI9 – Digital input
• Analogue Voltage 8 (0–5V)

Expansion Connector 2

• Analogue Temperature 4
• DI11 – Digital input
• Aux 16 – Auxiliary output
• Aux 8 – Auxiliary output
• +5V – Low current +5V supply
• GND – Sensor ground

Downloads and Resources

• Installation Manual (PDF)

View all Link ECU Resources