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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 is easy to fit to any petrol vehicle by simply plugging in to the OBD port. The standard Optimum comes pre-set in one of three performance settings from Eco to Sport Plus.
By using Eco mode on your Tunit Optimum you can make drastic improvements to your fuel economy and save money by filling up less often.
Richard,Mercedes A170 CDI
just like to thank you for reprogramming my old unit to fit on my A Class P19nye what a fantastic difference it has made smoother throttle response and a nice boost in power thanks again for a great job done.
Andy,Landrover Defender TD5 2.5
The Tunit has transformed the feel of my Defender. Quite frankly, brilliant!