[kk2002s]

The biggest item you need if a 18 year old German sports car is your daily driver is a back up car.
It's an 18 year old car. If they go down, even if you wrench yourself, the car is going to sit until parts get ordered, shipped and installed. While I used mine as a daily for a couple years, including winter driving with no issues I at least had my wife's car I could share.

I think that the more routinely you drive these cars the better they run but time is not on your side on some of the parts.

Many threads on preventive maintenance items

Depending on the seasons you need to go through will determine how All Season type tires you will need. I drove year round on Summer tires. Probably not such a great idea but it worked out for me