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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.
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
Easily switch between Eco, Sport and Sport Plus from your phone. The Optimum Plus provides a unique ability to fine tune to your needs.
I Love their service.
Keith ,Vauxhall/Opel Meriva 1.7CDTi
The Meriva is running very sweetly,i'm amazed at the torque this engine has now tuned!!,4 persons+ luggage 5th gear,1,000 rpm 30 mph,take up speed,causing a few BMW Mercs, and the like some surprise. Looking forward to w/end Meals on Wheels. Regards. KG