This part is listed by BMW as BMW part number 21532282549 (21-53-2-282-549) and is described as the SMG hydraulic fluid tank used on the E46 M3 CSL. The CSL SMG tank is relocated to the driver's side fender (bracket sold separately).
This is a Special Order item from Germany and availability is very limited or restricted by the factory.
For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.
BMW Fitments:
3 Series
E46 (99-05) > M3