Don't see a product which fits your requirements? GEMS are specialists in custom projects. Contact Us with your details and we will be happy to discuss your needs



Dash Display Systems

GEMS display systems offer the most flexible way of presenting data to the driver, co-driver and engineer.


Engine Management Systems

GEMS has been designing and building competition engine management systems since 1985.

PM1 Transp Sml

Power Management Systems

CAN controlled power management system provides the ultimate control and flexibilty.

DA99L2 small

Data Loggers

GEMS offers a wide variety of data acquisition solutions suitable for rally, race or development environments.

EVO ACD small

Diff Control Systems

GEMS range of powerful and versatile differential controllers.

gwv4 main sml


Software for use with all GEMS products

Custom Electronics

Custom Products

GEMS are specialists in designing custom product from scratch or existing designs