BMW E81 E87 E90 E91 N47 Charge Air Pipe Ladeluftrohr Air Intake Hose 7804846. The description of this item has been automatically translated. BMW E81 E87 E90 E91 N47 charge air line charge air pipe charge air hose 7804846. Used condition checked for function. There are signs of use! BMW E81 E87 E90 E91 N47 charge air line charge air pipe charge air hose 7804846 General condition: used condition checked for function.