Tire chains

Tire chains cannot be used on your Impreza, WRX and STI because of the lack of clearance between the tires and vehicle body.
See also:
Example of the type of accident in which the SRS side airbag and SRS curtain
airbag will most likely deploy.
A severe side impact near the front seat activates the SRS side airbag and SRS curtain airbag. ...
For AT models
This light flashes if the vehicle is driven with tires of different diameters
fitted on its wheels or with the air pressure excessively low in any of its tires. ...
To increase the speed (by the “RES/ SET” switch)
Press the “RES/SET” switch to the “RES” side and hold it until the vehicle reaches
the desired speed. Then, release the switch. The vehicle speed at that moment will
be memorized and treated as ...
