If you want to 4S shop recommended so good why a lot of people do not use? The Even a lot of car beauty shop do not sell it? The A kind of liquid and a solid (look thicker than the coin), which is good?
It is the money used by idiots, if you have money, add a bit down to the heart of the feeling of thieves comfortable ...
There is no authority that there is no authority, some people say that will damage the engine, but according to the analysis of the people because of its molecular structure than gasoline, will form a protective film in the engine wall, did not say that will cause the engine corrosion.
Fuel additives are high threshold of technical products, the cost and the price of a single bottle is high, so many low-quality products, and even counterfeit products, the hardest hit, the use of counterfeit products not only can not play a role in the removal of carbon deposition, maintenance of the engine, May cause damage to the engine, it must be purchased from the formal channels, such as physical stores, network flagship store, regular 4S shop and other channels.
Genuine only benefits no harm, be careful not to buy shoddy products.
