The Millers Oils Petrol Power Eco Max increases power and fuel economy. It will increase the octane fuel rating by up to 3 numbers and improve efficiency and cleanliness of petrol injectors. It is suitable for all petrol engined vehicles and treats 60 litres.Increases the octane fuel rating by up to 3 numbersNot only does it increase the octane rating, it also reduces combustion chamber deposits and helps control corrosion in the fuel systemIt will increase the power of your vehicle and the mpgWill improve inlet manifold and valve cleanliness conditionThis fuel additive is ideal for use as a pre MOT test clean up treatment and also helps invigorate catalytic converters. It will also improve combustion and engine cleanliness, drastically reduces emissions of hydrocarbon, carbon dioxide and nitros oxide.Millers Oils Petrol Product Selector