Details of modifications to improve handling based on years of Autocross racing experience, (includes topics such as wheel alignment, eliminating bump steer, tires, solid mounts, weight, and others). Also describes in detail engine upgrades, including a 3.4L V6 swap, turbocharging, a 5.7L V8 swap, and adding nitrous oxide injection. Topics include eliminating spark knock, calculating horsepower, selecting turbocharger, CE (Compressor Efficiency), MAP sensors, fuel injectors, upgrading fuel system, custom headers, improving airflow, VE (Volumetric Efficiency), and many, many others. Written by an engineer. Includes detailed wiring diagrams, graphs, tables, weights, formulas, dyno test results, and plenty of photographs. A "How-To" style book.