Want to extract more horsepower from your modern car? Then you'd better understand fuel injection and engine management. Without it, anything you throw at an engine -- turbocharger, supercharger, nitrous oxide, radical camshaft -- will never reach its potential worse, it may cause expensive engine damage. Luckily, you've found How to Tune and Modify Engine Management Systems. Inside, author Jeff Hartman draws on more than a decade of experience to explain everything from the basics of fuel injection to building complex cars. His text gives you the detail you need, but is also very readable and easy to understand. Hartman's book provides comprehensive information about the various components of engine management systems, from sensors and actuators to the computer systems that make everything work. Hartman helps you decide whether to use your engine's factory system, add an auxiliary computer, or go with a standalone solution. Detailed chapters on tuning and troubleshooting give you the knowledge you need to sort out the bugs. In addition, a series of project car chapters chronicle real-world engine management build-ups, from mild to wild. It's everything you need to give your modern car more power!