B5m setup tuning

[Kurtje]

Hello

I race with my B5m on an indoor track with a combination of high grip carpet and low/middle grip plastic.

Is it a good thing to use a sway bar on the B5m?
Springs/pistons can you guys suggest?

This is the track:

https://www.youtube.com/watch?v=FZ8k3eIjUfA

Thank you very much.