The Audi S4 (B9) delivers serious performance, luxury, and everyday usability—but is it so good that you don’t even need an RS4? Join me for my first drive as I put this sports sedan to the test!

While the Audi RS4 gets all the attention when talking about Audis 2000s sports sedans, its less powerful sibling is an ...

Audi didn’t hold anything back with the updated S4’s 3-litre V6 TDI engine compared ... perhaps befitting its remit as the stepping stone model to the RS4. The chassis is clearly very well ...