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.

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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

Rod,Audi A6 1.9 TDI

A fantastic product. As a taxi owner it saves me on fuel but also makes the car easier to drive with less gear changing because of the extra torque

Garry,Alfa Romeo 146 1.9 JTD

Amazing Product