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Mileage better with Regular or Premium

Featured Replies

Interesting ?

 

http://content.kiplinger.com/tools/gas_mileage/result.php?gm_make=Subaru&gm_model=Forester+AWD&gm_cylinders=4&gm_transtype=Auto

 

E.P.A. Classification: S.U.V. - 4WD

Mfr. Model Engine

Size(L) # Cyl. Trans. 2007

City 2007 Hwy 2007 City 2008 Hwy Fuel 2008

 

Subaru Forester AWD 2.5 4 Automatic 21 26 18 24 Premium

Subaru Forester AWD 2.5 4 Automatic 23 28 20 26 Regular

Premium has slightly less energy content.

 

 

Dave

premium. takes more than just one tank to get accurate results. the ecu must relearn and this also takes several 2 or 3 tanks of same octane in a row to get you a accurate reading.

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