Please note, this product is not eligible for Klarna Payments

Link ECU G4X of your choice.

In stock


Link has designed a range of ECU and engine management products to meet the needs of any driver. From the entry-level Atom to the high-end Thunder, there is a Link ECU designed for you.

Once the competition has ended, Enginetuner will complete a live draw. Once complete, the winner will be contacted and asked to choose a plug-in or wire-in Link ECU up to and including the Fury X.

*Models excluded: G5 Voodoo Pro

Ticket purchases are strictly limited to 46 per customer for this competition.

Competition Finished

Competition ended on: 21 December 2023 11:59 pm (UTC +00:00)

This competition will only go ahead if 460 tickets are sold.

This competition is limited to 540 tickets. If it sells out the competition may finish early.

0 Tickets Sold: 178 540



8/10* x Digital inputs
4 x Temperature inputs
9 x Analog inputs
2 x Trigger inputs
2 x Knock inputs
1 x LSU 4.9 Wideband lambda sensor input
8 x Injection drives
6 x Ignition drivers
10 x Auxiliary outputs^
+5V Sensor power supply
+8V Sensor power supply
^unused fuel and ignition drives can be used as additional Aux outputs
2* x CAN bus
1x Serial (RS232) connection
1x USB tuning connection
Dimensions: 185mm(L) x 130mm(W) x 40mm(H) (without looms)
Mass: 680grams
*DI 9 & 10 pins used by second CAN Bus
What’s in the box?
Supplied with USB tuning cable and mounting bracket.
Requires “A” & “B” looms or “A” & “B” connector kits (not supplied).
Engine Configurations