Seems like
this one might work, at least it was used on other BMW models for replacement:
Aluminum Shell 100W Watt 0.5 Ohm Chassis Mounted Wirewound Resistor
Specification:
Product Name Aluminum Housed Resistor
Resistance Value 0.5 Ohm
Power Rating 100W
Resistance Tolerance ± 5% (J)
Body Size 59 x 15mm/ 2.3" x 0.6" (L*D)
Mounted Hole Size 3.3mm/0.129"
Total Size 82 x 21 x 17mm/ 3.2" x 0.8" x 0.7" (L*W*T)
Casing Material Aluminum
Color Green
Weight 30g
Package Content 1 x Aluminum Housed Resistor
Description:
Aluminum housing for heat dissipation, suitable for cooling plate installation, can be used in atrocious environment.
Small size, high power load, standard and non-inductive winding types.
High insulating capacity, good performance in vibration.
Multiple connection modes, easy to install.
Widely used in power supply, transducer, elevator, arena audio and high requirement equipment industry.