For the availability of spare parts, we would suggest you walk into the nearest service centres. You can click on the following link to see the details of the nearest service centres and selecting your city accordingly - Service centre. Moreover, for an idea of the prices of the spare parts, you may follow the below link - Spare Parts.
The exact information regarding the cost of the spare parts of the car can be only availed at the nearest authorized service center. We would suggest you visit the nearest authorized service center for further assistance. You can also check the prices of spare parts - Spare Parts.