The 2001 BMW 525 is available as a 4-door, 5-seat sedan. Starting at $35,400, the 2001 BMW 525 i (M5) Sedan is powered by a 2.5L , 6 -cylinder engine mated to a manual transmission that returns an EPA estimated 20-mpg in the city and 29-mpg on the highway. The top of the line 2001BMW525iA (A5) Sport Wagon , priced at $ 38,475 , is powered by a 2.5L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 26-mpg on the highway.