2012 Subaru Impreza Owner's Manual - Page 421
2012 Subaru Impreza Manual
Page 421 highlights
Specifications 12-5 & Lubricants NOTE Each quantity indicated here is only a guideline. The necessary quantity for replacement may differ slightly depending on the temperature and other factors. ! Engine oil For checking, adding and replacing procedure, or other details, refer to "Engine oil" F11-8. Oil grade SAE viscosity No. and applicable temperature 5W-30 synthetic oil is the required oil for optimum engine performance and protection. Conventional oil may be used if synthetic oil is unavailable. *: 10W-30, 10W-40, 5W-30 or 5W-40 conventional oil may be used if replenishment is needed but should be changed to 5W-30 synthetic oil at the next oil change. or Engine oil capacity · When adding the oil from L to F level: 1.1 US qt (1.0 liter, 0.9 Imp qt) · When changing the oil and oil filter: - Except STI: 4.4 US qt (4.2 liters, 3.7 Imp qt) - STI: 4.5 US qt (4.3 liters, 3.8 Imp qt) API classification SM or SN with the words "ENERGY CONSERVING" or "RESOURCE CONSERVING" ILSAC GF-4 or GF-5, which can be identified with the ILSAC certification mark (Starburst mark) - CONTINUED -