Recommended Fluid
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2003 BMW 530i, 2002 BMW 530i, 2001 BMW 530i, 2000 BMW 528i, and 2000 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
For model years 1998-2003, all manual transmissions are filled with Esso/Exxon MTF-LT-1 lifetime fluid. A Yellow label with the letters MTF-LT-1 is located next to the oil filler plug. No oil change is required for the service life of the transmission.