Recently there has been vast publicity about CNG kits that can power vehicles at optimal capacity and cost effective due to the hike in prices of Premium Motor Spirit (PMS).
However, the installation cost is N400,000 on the average.
However you should know the positives as well to take an informed decision...
1) 1kg CNG give over 26kmp/kg
2) Improved ride quality as bouncy nature of your car over speedbreakers would suttle down.
3) Total range CNG + petrol increases to around 1000kms.
4) CNG is said to cost N230/L when finally roll out.
There are many CNG companies in Nigeria and can deliver to your door step.
So many people are converting their petrol, diesel engines to CNG. Petrol Engines can be converted to 100% CNG but diesel are majorly hybrid.