A CNG kit is very much successful in India. Moreover, it totally depends upon the availability of filling station in your city. If you have a filling station in your city, then you can easily get the CNG kit fitted in your car. It is most economical way to run a car, improves mileage and is also cost effective as against Petrol or Diesel. Honda Civic isn't equipped with company fitted CNG and it is always recommended to get the CNG kit fitted from the authorized service center so that you can avail the warranty services as well. If you get it installed from some other sources, then it may hamper your warranty. On the other hand, please make sure that the CNG kit that you are installing is RTO approved to avoid future troublesome. However, the downside is that you would loose out on the boot space & you have to sacrifice with the power to get more fuel economy. We suggest you to get in touch with the authorized service center to know the nitty-gritty of the fittings as they will be the best people to suggest you the compatible CNG kit for your car. Click on the given link to get your nearest dealership details: https://www.zigwheels.com/dealers