BMW e39 e46 OEM Intake Elbow Boot Throttle to Air boot tube hose Intake Boot ""Tube Elbow"" Throttle Housing to Air Boot Brand NEW part with full 1 year warranty. BMW part# 13 54 1 435 627, check fit below. Genuine BMW part, recently made: not been lying around. Please NOTE the mid-year split on PRODUCTION date. Not sure about your car? email us your VIN to confirm.