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:
New vehicle break-in driving – the first 1,000 miles (1,600 km)
The performance and long life of your vehicle are dependent on how you handle
and care for your vehicle while it is new. Follow these instructions during the
first 1,000 miles (1,600 km):
● ...
Immobilizer system
This light blinks approximately 60 seconds after the ignition switch is turned
from “ON” position to the “Acc” or “LOCK” position or immediately after the key
is pulled out. Refer to “Immobilizer” ...
