Recommended shifting speeds
Subaru Impreza / Subaru Impreza Owners Manual / Starting and operating / Manual transmission – 6 speeds (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:
Maintenance tools
Your vehicle is equipped with the following maintenance tools.
● Jack
● Jack handle
● Screwdriver
● Towing hook (eye bolt) (if equipped) . Wheel nut wrench
● Electro ...
When “CHECK DISC” is displayed
Press the eject button to unload the discs.
Check that the disc is not damaged or scratched, and also check that the disc is inserted correctly. This message may appear when using some CD-RW discs.
...
