Q. I want to exchange my i20 diesel Asta 2015 with Kia Seltos diesel model.

Exchange of a car would depend on certain factors like brand, model, physical condition, kilometers driven, no. of owners and many more. In order to check for exchange offers and value, we recommend you to get in touch with the nearby dealership - Car Showrooms

Certainly you can do it. Kia showrooms offers exchange facility.