Your range should increase to near 100 miles in warm weather.
It's possible to replace with larger capacity cells, but the conversion will cost as much as a brand new 500e (or more!).
https://pushevs.com/2018/01/10/fiat-500e-improved-scuderia-e/
It's possible to replace with larger capacity cells, but the conversion will cost as much as a brand new 500e (or more!).
https://pushevs.com/2018/01/10/fiat-500e-improved-scuderia-e/