Really, we could have thought everything but this…..! Who thought of a Porsche that had the ability to install a tow hitch and even place the accessory in the Porsche Panamera information brochure. What do you want to pull with it? Your caravan? Your waterscooter? Or do you want to use it for your bike? Good idea, taking your Panamera into the mountains for a nice biking trip. I would personally drop the bikes and race down the mountain in the car.
However some people have done it before: