BMW e39 528 (97-99) Air Hose Idle Control Valve to Boot OEM intake line pipe Air Hose from Idle Control Valve to Air Boot Brand NEW part with full 1 year warranty. BMW part# 13 41 1 740 950, note the mid-year splits. 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.