Now that's a good use for electronics. Actually many new cars are "hopped up", as we usd to say, by changing out the computer chip that controls the engine management system (EMS) rather that doing something mechanical, like replacing the carbeurator.
From the article it is interesting to note that even with toy cars the manufacturer puts limits on performance.
The Attack Dyno brings car enthusiasts an attack timer and dynamometer in a small, portable package with the ability to output vehicle torque, speed, horsepower, 1/4 mile times, 0-60 mph acceleration times, ambient air temperature, and more.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.