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The Petrol Package provides the best in performance, savings and aftercare. Optimise your petrol engine with outstanding torque and BHP. Average fuel savings of 9%. Maximum control.
The Petrol Package allows adjustment through the Optimum Plus Phone App which actually increases or decreases BHP and torque. The dash control pad controls the delivery of that performance.
Every driver and every car is different. Although already pre-programmed and pre-set for your car, easy to use controls allow performance to be tailored to suit your driving style.
Rob ,Landrover Discovery TDI 2.5 Au
The landrover has inceased in both torque and power, but mostly noticeable in pulling the horse box up hills, rather than increased speed. But it is faster pulling away from junctions.
Paul ,Citroën C4
Had my tunit fitted same day I bought my new C4 especially noticed the increase in performance. Fuel economy can exceed 60mpg on a long run against mid 40s.