Link G4+ Plug-In ECU for Audi TT, Seat Ibiza, Golf 1.8T, ME7x TT Link

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Link Part #TT+ TT LINK

Free programmable Plugin ECU to replace the stock ECU from VW and Audi vehicles with 1.8 T engines.
Link PlugIn ECUs to suit Volkswagen Audi Group vehicles from the PQ34 platform with e-throttle.

We have personally fitted these ECUs to the following cars:

Audi TT 1.8T

Audi A4 1.8T

Audi S4 2.7TT

Audi A6 1.8T

Seat Ibiza 1.8T

Seat Leon 1.8T

Skoda Octavia vRS 1.8T

Volkswagen Golf Mk4 1.8T

Volkswagen Golf Mk2 with Audi 2.7TT Engine

Volkswagen Passat 1.8T

This list is just a selection. Many other cars will also work with this item.


G4+ PlugIn Key Features (Where Applicable)

  • Up to 6D fuel and ignition mapping
  • Precision closed loop cam control (four cam, independent control)
  • Sequential fuel delivery
  • Digital triggering, all OEM patterns
  • OEM idle hardware supported
  • Internal electronic throttle control
  • Internal 4 Bar MAP sensor
  • 5D boost control with three switchable tables
  • Motorsport features - antilag, launch, flat shift
  • Continuous barometric correction (on board)
  • CAN port
  • QuickTune - automated fuel tuning
  • Individual cylinder correction
  • USB tuning cable included
  • Stats recording into on-board memory
  • Gear compensations for spark, boost and fuel
  • Real time selectable dual fuel, ignition and boost maps
  • Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical Boost control referenced to gear, speed or throttle position
  • Up to 32Mbit internal logging memory
  • Staged injection
  • Knock with "windowing"


  • 1 serial (RS232) connection
  • 1 USB tuning connection

Software PCLink:

  • Fast tuning with keyboard driven commands
  • Six hundred pages of help on "right-click"
  • Powerful logging analysis built into PCLink
  • Tabbed, user configurable layout

ater injection