KTuner.com

Their tunes are locked.

As you were told through email, no.

There's no assistance we can offer for this.

Try not putting a space or return in the details.

If you have an OEM compatible ECU for the vehicle with the correct base tune for the vehicle none of that has changed with KTuner.

Support is listed by ECU number so you can check for yours specific on the vehicle application page. Look into your state laws and warranty information.

There are dyno sheets for the two tune levels on the application page for the vehicle.

Yes and the ground can be connected to the common ground for the sensor.

If you don't have mode switching you likely disabled something you shouldn't have.

Rev 1.1 is a Rev 1. Ground can be used as common ground, not to ground the sensor completely.