Guaranteeing the safety of our products is our number one priority. The development and improvement of our products is only carried out on new motor vehicles and all data concerning software modification is ascertained through extensive testing. We only sell programmes that have been thoroughly tested and that have proved their day-to-day usability and engine compatibility in an extensive series of tests. Our philosophy is of a healthy tuning that utilizes all possible engine limits. It isn’t our goal to achieve the doable maximum, but the wear-free optimum.

DTE Systems is ISO 9001 certified according to article 19 (3) of the German Road Vehicle Registration Regulations (StVZO). Scope of legal validity: vehicle engine tuning and chip tuning.

All protective functions of the engine steering unit as well as electronic error diagnosis on inspection remain guaranteed, and legally specified emissions values, adhered to. It is only in this way that we are able to supply MOT parts certification with most of our tuning kits. Also see MOT

If you purchase a tuning set, you will automatically receive a certificate of guarantee. If you return a copy of your driving licence and fully completed guarantee certificate, you will receive a comprehensive 12 month and/or up to 100,000 km performance guarantee on engine, gears and differentials in accordance with our conditions of guarantee at no extra cost.

We can also offer an extension of the guarantee for a further 12 months.

As a performance guarantee with the tuning sets, you receive a free product exchange service valid for two years.

Also refer to references and customer opinion

Download "conditions of guarantee"

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