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:
To enter the passive mode
If you wish to program the passive arming
mode, have it done by your SUBARU
dealer. ...
Rear center seating position
CAUTION
The head restraint is not intended to be used at the lowest position. Before
sitting on the seat, raise the head restraint to the extended position.
A) When not used (retracted position) ...
Channel preset
...
