Features 1. Replaces OEM numbers for reference: 11127547058, 11127537733, F01C600017, 14506018001 2. Directs exhaust gases from the crankcase into the intake manifold to help reduce engine emissions 3. Maintains crankcase pressure below atmospheric level to minimize engine oil leakage 4. Ensures proper crankcase ventilation to help keep engine oil clean and maintain engine performance 5. Helps prevent engine oil degradation, reduces risk of oil seal and gasket leaks, and limits oil vapor release into the atmosphere Specification Condition: Item Type: Crankcase Vent Valve Material: PA66-GF30, Rubber, Alloy Spring Color: As Shown in Pictures OE Number: 11127547058, 11127537733, F01C600017, 14506018001 Fitment: Compatible with E60, E65, E66, X5 (E53), X5 (E70) 20042005 545i 20062010 550i 20042005 645Ci 20062010 650i 20022005 745i 20022005 745Li 20062008 750i 20062008 750Li 20042006 X5 4.4i 20042006 X5 4.8is 20092010 X5 xDrive48i Package List 2 x Crankcase Vent Valve Set