This book chronicles the evolution of Porsche's water-cooled turbocharged models from their inception in 1979 to 2019. It details the progression of these iconic vehicles, covering front-engined 924, 944, and 968 variants, the rear-engined 911 Turbos introduced in the new millennium, and the mid-engined Boxster and Cayman Turbos from 2017 onwards. The author draws on interviews with prominent racing figures and provides comprehensive development and design histories for all seven models.

This book is presented as a comprehensive historical account of Porsche's water-cooled turbo models, appealing to enthusiasts and historians of the marque. The inclusion of interviews with renowned drivers suggests a focus on both technical development and the racing heritage of these vehicles. The detailed specifications and motorsport achievements indicate a thorough approach to documenting the subject matter. The author's extensive coverage across multiple decades and model lines positions it as a valuable reference for fans of Porsche's performance cars.