Subaru Forester Manuals 2012 Forester Owner's Manual | Page 398

12-6 Specifications ! 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 slightly depending on the temperature and other factors. ! Non-turbo models Oil grade SAE viscosity No. and applicable temperature Oil capacity – Adding the oil from L to F level: 0W-20 synthetic oil is the required oil 1.1 US qt (1.0 liter, 0.9 Imp qt) for optimum engine performance and – Changing the oil and oil filter: protection. Conventional oil may be 5.5 US qt (5.2 liters, 4.6 Imp qt) used if synthetic oil is unavailable. *: If 0W-20 synthetic oil is not available, 5W-30 or 5W-40 conventional oil may be used if replenishment is needed but should be changed to 0W-20 synthetic oil at the next oil change. or 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)