[ttimbo]

I'd also tend to experiment with tyres before going too far down the tyres-and-wheels route. I'd suggest with the quaife, understeer may be more an issue, hence one size wider or even a square set-up at the front might be helpful. As would Sports Cup 2s all round. It depends how much and how frequently you wish to spend your money. Is the car more a daily drive or weekend track car?

Likewise with brakes, I'd tend to see how the stock ones work for the use case, then try different pads (+fluid) and possibly rotors before changing the configuration. But then I'm a tight-ass who likes a stock look