BMW e53 4.4/4.6 Radiator coolant Hose Upper GENUINE engine water line pipe Radiator Hose Upper Brand NEW part with full 1 year warranty. BMW part# 11 53 7 500 746, check fit below. Genuine BMW part, recently made: not been lying around. NOTE: Cars thru 11/99 Also use- (1) 11 53 7 505 950 water hose, NOT included, email us.