Is your Porsche Taycan too slow at the Nürbugring? You need this Manthey Kit.

Porsche is known for building cars that really are extremely good right out of the box. Yes, they tend to be more expensive than the other German luxury car brands, particularly once the option list comes out. But it doesn't take very long behind the wheel before the driving experience reveals why. And that's just the regular models; the stuff that comes out of the motorsport department in Wiessach—like the sublime 911 GT3—is even more focused.

But for some drivers, those who choose to...