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INTERNATIONAL: +44 845 850 1845


INDEPENDENT testing is vital to us at DMS.
Our demonstrators have received unqualified praise for their power and driveability from the world’s most-respected car magazines.


Domination By Stealth

"DMS's 335d Is The Devil In Disguise."

"Southampton based DMS is at the forefront of electronic software tuning and utilises cutting edge technology to achieve its remarkable results. The emphasis is on retaining customer confidence by not compromising the manufacturer warranty by using invasive procedures.

The latest 2007 spec BMW diagnostic systems and a state-of-the-art Dyno Dynamics rolling road system are on site to help development."

BMW CAR Rating