Brand New Aluminum Engine Coolant Hose Flange Repair Kit OEM Plastic Coolant Hose Flange Is Prone To Heating Up, Becoming Brittle and Breaking New Aluminum Flange Is Designed To Prevent Future Leaks (Includes Aluminum Flange, O-Ring Style Gasket, And Hose Clamp) Mounted On Right Front Of Cylinder Head (Passenger Side Front Cylinder Head) Compatible With Select 2006-2019 BMW Models (Must Use Compatibility Chart To Verify Your Specific Vehicle Year, Make, & Model, For Correct Fitment) Replaces 11537541992, 11537544638, 11537545890