New owner so Hello

Got a superb se l executive 2018/2019 model . 
I am coming from sporty and not as family oriented background cars..

So It’s a bit hard to get used to smooth road driving and comfort , 

so I have already started reading for suspension and wheel upgrades … lol

so plan is

Ecu flash to ether 177 or 198 Hp 

B6 struts/ vrs springs 

audi 245/40/18r ET 35 wheels for summer

 obviously open to suggestions for retrofitting 

prev cars/ Mazda mx5 mk1, Toyota mr2 rev2 turbo, focus st250, and bmw M4 .