Are Gasoline Additives Effective?

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Gasoline additives are effective. The primary function of fuel additives is to clean carbon deposits, which has been their main selling point. Additionally, they help maintain the engine and fuel system. Some specialized fuel additives can also improve the anti-knock properties of fuel (octane rating). Here is additional information: Functions of gasoline additives: Although gasoline additives have practical effects, their impact is not very significant. Moreover, gasoline at fuel stations in China generally already contains additive components, which further diminishes the utility of additional gasoline additives. If you decide to use gasoline additives, it is recommended to follow the sequence of adding the additive before filling up with gasoline. This allows the additive to mix thoroughly with the gasoline under the impact of the fuel flow, achieving optimal performance.