New Electronic Fuel Injection Training Class! The Advanced Tuning Concepts classes give a "hands-on" approach to teaching the more difficult concepts related to the tuning industry. Throughout our years in the industry, we have found that most individuals learn better by doing and seeing more than just reading or talking about the subject matter alone. EFI Tuning Technologies takes this approach to educating our students. The Advanced Tuning Concepts classes will be visually intensive! Multiple projection s