The GDi80 is an advanced engine management system for direct injection engines for up to 4 cylinders. Features include active throttle control, wideband lambda, gear shift control, high speed data logging with a large data logging memory capacity of 256 MBytes and high speed ethernet comms.


  • Fully configurable with GWv4 software (sold seperately)
  • Can drive DI or standard injectors
  • High speed data logging
  • Gearshift control
  • Active throttle control
  • Closed loop wideband lambda control
  • Drive by wire throttle control
  • Turbo wastegate control
  • Uneven firing angles
  • Multiple fuel, ignition, vvc tables
  • Up to 8 calibration combinations for fuel, ALS, launch etc
  • Compact and lightweight


  • 4 Direct injection drivers
  • 4 Ignition coil drivers
  • 4 PWM H-bridges
  • 8 PWM Low side drivers
  • 22 Analogue inputs*
  • 2 Differential analogue inputs
  • 8 Timing Inputs*
  • Wideband lambda input (LSU4.2 or 4.9 software selectable)
  • 256Mbyte internal logging memory
  • Internal 3-axis G-sensor and yaw
  • Internal Barometric sensor
  • 2 CAN2.0 bus
  • Ethernet PC communications
  • Anodised aluminium case sealed against water & dust ingress
  • Size (including connector): 159x131x35mm (6.26×5.16×1.38″)
  • Weight: 456g (1.01lbs)

*Some inputs are dual use: 6 analogues are shared with speed inputs, 4 shared with PWM outputs

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