See also:

Removing air intake duct
Use a screwdriver to undo the clips on the air intake duct, then remove the air intake duct. Refer to “Type A clips” F11-5. ...

Alternative engine oil
If the SUBARU approved oil is unavailable, the following alternative oil can be used. NOTE Each quantity indicated here is only a guideline. The necessary quantity for replacement may differ sli ...

SAFETY
Although the STi wasn't designed as a family car, all of the family-centric safety features on the Impreza sedan are in it. The STi has four-wheel-disc antilock brakes with brake assist, stability ...