Very well could be. The gas tank is under the rear seat. Pull up the seat bottom, it's just snapped on, and listen. There are two access panels. I think the one on the driver's side is where the fuel pump is located. Unless you have RHD, then maybe other side.
1995 325I, window tint, K&N, debaffled airbox, BMW #104 wheels, Nighthawk low beams, smoked side markers, smoked corners, smoked taillights, M3 stlye heated mirrors, various interior bits, Bosal cat-back.