Owner's Manual
Page 225
...can cause persistent and heavy knocking, which may affect the performance of 91 AKI may produce a sulfur exhaust odor or smell. WRX STI The WRX STI engine is designed to operate at maximum performance using 91 AKI fuel. Use of the Research Octane and Motor Octane numbers ...Do not be used with an octane rating of 91 AKI or higher. See your dealer or a qualified service technician if you use premium grade unleaded gasoline. SUBARU recommends that you live in any other gasoline (lower than California, your vehicle will not affect your warranty coverage. ! Using a gasoline...
...can cause persistent and heavy knocking, which may affect the performance of 91 AKI may produce a sulfur exhaust odor or smell. WRX STI The WRX STI engine is designed to operate at maximum performance using 91 AKI fuel. Use of the Research Octane and Motor Octane numbers ...Do not be used with an octane rating of 91 AKI or higher. See your dealer or a qualified service technician if you use premium grade unleaded gasoline. SUBARU recommends that you live in any other gasoline (lower than California, your vehicle will not affect your warranty coverage. ! Using a gasoline...
Owner's Manual
Page 408
... and is not available, regular unleaded gasoline with octane rating of 91 AKI is commonly referred to engine durability or driveability. If premium unleaded gasoline with an octane rating of 87 AKI or higher may be temporarily used with no detriment to as the Anti Knock ...Index (AKI). Non-turbo models Use only unleaded gasoline with an octane rating of 87 AKI or higher. ! Turbo models except WRX STI Use premium unleaded gasoline with the words "ENERGY CONSERVING" and the ILSAC certification mark (starburst mark) displayed on the container. & Engine oil capacity: 4.2...
... and is not available, regular unleaded gasoline with octane rating of 91 AKI is commonly referred to engine durability or driveability. If premium unleaded gasoline with an octane rating of 87 AKI or higher may be temporarily used with no detriment to as the Anti Knock ...Index (AKI). Non-turbo models Use only unleaded gasoline with an octane rating of 87 AKI or higher. ! Turbo models except WRX STI Use premium unleaded gasoline with the words "ENERGY CONSERVING" and the ILSAC certification mark (starburst mark) displayed on the container. & Engine oil capacity: 4.2...