GEMS dongle drivers. This driver install will install the drivers needed for the GEMS dongle.

Note: You only need these drivers if you have a GREEN dongle. Newer BLUE dongles do not need drivers.

If you have recieved a software CD from GEMS these would have been installed with the main program. It is only necessary to use this install if you have downloaded GEMS software from the website or have been advised by GEMS to re-install these drivers.


Dongle Install [1.6MB]

This driver is compatible with Windows 32bit and 64bit versions of  XP/2000, Vista, 7 and 8.

If XP users are having problems with the above install, please try the following older driver:

Dongle Install XP [1,891k]

FTDI USB Serial Cable Drivers
Drivers for GEMS USB to serial comms cables should be automatically installed by Windows, if they are not, please use the following:

Windows XP-8 (32bit)

Windows XP-8 (64bit)

Aten USB to Serial Converter Drivers

The ATEN USB to Serial converter is used by GEMS in conjunction with the GEMS standard serial communcations lead to allow communcations via a USB port. These drivers are supplied with the converter but are also available from the ATEN website using the link below.

USB Drivers for Evo X and Impreza 08 ECU
For Windows XP, run the installer below before connecting the ECU. For Windows Vista, follow instructions contained in the zip file.

Latest Version 2.10.00

Windows 7,8,10:


Previous Version: 2.4.16

Windows XP, Vista


X25 USB Drivers

USB Drivers for the X25 engine management system.

X25 Drivers

DA1 Drivers

Drivers for the DA1 datalogger

DA1 Drivers