Redex Petrol System Cleaner is a fuel additive specially developed to reduce emissions and restore performance in your fuel system. It is compatible with E10 fuel, and our new updated formula also protects against corrosion from E10 fuel, so it can be used safely in all petrol cars.\nFeatures:\n--Protects against corrosion from E10 fuel\n--Cleans fuel system\n--Reduces emissions\n--Restores performance\n--Suitable for all petrol engines including hybrid.\nHow Much Should I Use?\nEach Redex bottle clearly shows how many fuel additive doses it contains on the front label, with easy marking on the side. 1 dose, is determined around the average size tank size at 50 litres.\nHowever if your tank is larger or smaller, you can still use the recommended dosage with same level of performance being achieved.\n\nWhy Use It?\nDuring combustion, deposits build up on your fuel injectors and lead to an inefficient use of petrol. Redex stops this build up and cleans the injectors to save you petrol..