Easily switch between Eco, Sport and Sport Plus from your phone. The Optimum Plus provides a unique ability to fine tune to your needs.

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Superior Performance

Performance is our passion and we work to get more out of your engine. Optimise your petrol engine today for more power, torque and fuel economy.

Adjustable Tuning

The Tunit Optimum Plus is easy to fit to any petrol vehicle by simply plugging in to the OBD port. The Optimum Plus uniquely can be adjusted from your phone Eco to Sport Plus. Transfer free to any nu

Go Eco

Easily switch between Eco, Sport and Sport Plus from your phone. The Optimum Plus provides a unique ability to fine tune to your needs.

REVIEWS

Les,BMW 330d

Still saving and performing well

Ian,Skoda Octavia 2.0 TDI

Hi, Congratulations and well done for the help you have given our troops in the battlefield. I am sure the whole country would echo our thanks if they were aware of how Tunit have been able to resolve the problems they had been experiencing.

My son has proved over and over just how good Tunit is at boosting performance in his fast response Skoda Octavia and it is just possible that by cutting his running time to serious incidents Tunit may have indirectly contributed to saving lives. At the very least this has helped the victims get the earliest possible attention from a highly trained doctor and this alone must have been of great relief and comfort not only to the victims but to all those involved on scene.

He also has the added bonus of economy and reduced emissions so it is a total Win! Win! Situation to use Tunit.

I am so pleased that I recommended Tunit to him.

Regards