what fuel octane should i burn?
91 or higher
Regular unleaded gas is fine. Read this...http://www.cartalk.com/content/premium-vs-regular-1
Refer to the owner's manual. If you don't have one you can order from www.helinc.com or download one.
If manufacture says use regular gas buy regular gas unless your car stated to use higher octane. Don't waste your money for something you don't need.