Premium fuels and fuel economy

While filling up with higher octane fuel might give your engine a helping hand to work more efficiently, studies show it is not consistent across all cars. Why not test out this theory this weekend? Fuel up with one fuel and then with the other to see if you get any benefit. Keep in mind that the benefits of this depends on the sophistication of the car's engine management system. Sophisticated systems show improved performance, while cars with less smart systems typically won't benefit. Another #FuelFact clearing up car confusion!