The 2004 Volvo V40 is available as a 4-door, 5-seat wagon. Starting at $25,700, the 2004 Volvo V40 Base is powered by a 1.9L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 29-mpg on the highway. The top of the line 2004VolvoV40SR w/Premium Pkg. (FLEET) , priced at $ 28,250 , is powered by a 1.9L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 29-mpg on the highway.