The 2001 Volvo S80 is available as a 4-door, 5-seat sedan. Starting at $48,750, the 2001 Volvo S80 T6 Exec is powered by a 2.8L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway. The top of the line 2001VolvoS80T6 A SR , priced at $ 42,100 , is powered by a 2.8L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway.