Once operating temperature reaches approximately 220 F, you're really considered at the limit. It sounds like you are occasionally above that so do get this resolved as overheating is a principal cause of shortened engine service life and can cause...
As for the car itself, the Audi R8 is a fantastic car. Very sporty and likely extremely fun to drive. I can see where the option to buy one at a likely discounted price due to the flood damage would...
If you think you're smelling coolant inside your Audi, then you probably are. I can't say that coolant smells like exhaust, but I guess that is subjective. Audi has always had problems with leaky heater cores, so when your car...