The demand for CNG cars has increased a lot in the last few years. The biggest reason for this is that it is cheaper than petrol and diesel and it also gives more mileage. However, there is a slight compromise with the power output. Many times it is seen that people do not get as much mileage from their CNG car as they expect. That’s why here we are telling you 5 such tips through which you can easily increase the mileage of CNG car.