Flash Tuning is a process of modifying the contents of the binary data on the computer of a vehicle. It is a process of installing new "software" onto the vehicles Engine Control unit.

Absolutely. You can flash back to stock at any time, in less than 5 minutes.

The fuel you should use depends on the file you select. We do not recommend using files for any octane except what it is labeled for. (that means no using 87 octane on a 91 octane file).

Simply go to Help > Update. it will automatically check and update to the latest release.