See also:

Limited slip differential (LSD) (STI)
The LSD provides optimum distribution of power according to the difference in revolutions between the right and left wheels that may be caused by certain driving conditions, thereby improving driving ...

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. ...

Front fog light (if equipped)
NOTE It may be difficult to replace the bulbs. We recommend that you have the bulbs replaced by your SUBARU dealer if necessary. 1. Pull off the fender lining. Refer to “Pulling off the fender lin ...