Quote Originally Posted by ghosthunter View Post
Not really "best". Like I said earlier in this thread, the fuel economy gauge is just a visual tool to help you adjust your driving habits. It will not automatically result in better FC. If you think your driving habits could be improved to maximize FC, then have one installed. You can make it like a game to try to keep your Vacuum gauge to read closer to "green" as much as possible.
That's great to hear. I will install this together with voltmeter..