Meaning that we would need to collect your old pump from you. Then when the pump is delivered and successfully fitted to the vehicle, we will arrange collection of the old pump (you do not need to do anything) simply place the old pump back into the box it came in and we will arrange collection. This is fully rebuilt and tested BMW ABS Pump and ECU. The unit has been disassembled and rebuilt. The pump is then put through a thorough testing procedure before being made ready for sale. Please match the part numbers with your unit. Part number on Block 2074. Part number on ECU 3452 6776056-01.