Going Crome Pro is an investment that must be given some thought. One should ask the questions "Do I need the extra features?", "Do I understand the concept of tuning?", and "Can I tune a car myself?" If your answer to these questions are a unanimous "YES," then you have to consider the question "Have I looked into all the other alternatives?" Only when you have made the decision that Crome Pro is right for you that you should go Pro.

Stand-alone EMS (Haltech, AEM, etc.)
Hondata
Überdata

It is important to note that with any of these systems it is necessary to get a Wide-Band Oxygen sensor in order to properly tune an engine. A laptop might also be required on some of these systems.