The S-duct divide between Mercedes and Red Bull

It became known as the ‘S’ duct due to the shape of the ductwork housed within the 150mm space that it was allowed to occupy ahead of the front wheel centreline.
And whilst the design still bears that exact same name nearly a decade on, the complexities have increased somewhat over the years.

Sauber C31 S duct
Photo by: Giorgio Piola

The turning point came in 2016 when both …Keep reading