Originally Posted by SuperFlyBoy

I once was upgraded by Sixt at HAM some years ago to an awesome A6 turbo quattro Avant, where I reached 300 kmph (as per the speedometer - not sure if calibrated) at times (slightly downhill on this section back to HAM), but did not feel very safe going that fast, and continued at 270-280 kmph.
(...)
It was definitely a thrill, but my cautious side came into play and I had to tone it down, despite being slightly late for my flight!