The 2008 Subaru Legacy is available as a 4-door, 5-seat sedan. Starting at $28,295, the 2008 Subaru Legacy 2.5GT Limited (M5) is powered by a 2.5L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 19-mpg in the city and 24-mpg on the highway. The top of the line 2008SubaruLegacy2.5GT Limited w/VDC/Navi (A5) , priced at $ 31,795 , is powered by a 2.5L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 24-mpg on the highway.