See also:

MMT
Some gasoline contains an octane-enhancing additive called MMT (Methylcyclopentadienyl Manganese Tricarbonyl). If you use such fuels, your emission control system performance may deteriorate and t ...

Non-turbo models
The engine is designed to operate using unleaded gasoline with an octane rating of 87 AKI (90 RON) or higher. ...

Corrosion protection
Your SUBARU has been designed and built to resist corrosion. Special materials and protective finishes have been used on most parts of the vehicle to help maintain fine appearance, strength, and r ...