Recommended shifting speeds
Subaru Impreza / Subaru Impreza Owners Manual / Starting and operating / Manual transmission – 5 speeds (except STI) / Shifting speeds / Recommended shifting speeds
The best compromise between fuel economy and vehicle performance during normal driving is ensured by shifting up at the speeds listed in the following table.

See also:
Brake pad and lining
While maintaining a speed of 30 to 40 mph (50 to 65 km/h), step on the brake pedal lightly. Repeat this five or more times. ...
Auto-dimming mirror/compass with HomeLink® (if equipped)
1) HomeLink® button 1
2) HomeLink® button 2
3) LED
4) HomeLink® button 3
5) Sensor
6) Automatic dimming on/off button
7) Compass display button
8) Compass display
The auto-dimming mirror has ...
Fuel
CAUTION
Use of a fuel which is low in quality or use of an inappropriate fuel additive
may cause engine damage. ...
