For those who are familiar with the Porsche 928, the idea of an engine swap is not an unheard-of proposition. Many of these famously finicky sports cars had their hearts ripped out and replaced ...

A modern classic blend of luxury and performance. The 1990 Porsche 928 S4, a hallmark of German engineering, stands as a timeless example of luxury and performance. This particular model ...

Prices shown are the prices you can expect to pay for a 1991 Porsche 928 S4 2 Door Coupe across different levels of condition. Edit options.