Technical properties of a car, such as speed, wear of pads, valves depend on the quality of gasoline. When refueling with high-quality fuel, the car is easily rude, at ease, and in winter, the engine starts in seconds. Also on the quality of gasoline will indicate the state of the candle.
Motor car is calibrated under a certain gasoline grade. Therefore, when choosing fuel, you need to focus on the instructions for the car. Modern models are mainly designed for gasoline grades 92, 95. But according to experts, there are no significant differences between them. Moreover, in some gas stations, 95th gasoline may differ in lowest quality. This is due to the fact that manufacturers can add all sorts of additives into it, the presence of which is poorly reflected in the operation of the engine of all systems.The main indicator of fuel quality is the work of the car. Such indicators like a ride when driving, exhaust gases, the engine sound will be prompted by the driver, whether the choice is made correctly.