CSF High-Performance N54 Radiator (Manual Trans) cut ring head gasket and 335is's with the N54

and 335is's with the N54 or N55 engine

Yellow Zinc Plated

You will also need to send a working key

BMW E39 525i M54 2

CSF High-Performance N54 Radiator (Manual Trans) cut ring head gasket and 335is's with the N542 Row 42mm Core (Dual Core) Featuring CSFs Exclusive B Tube TechnologyCore Features an Ultra Efficient Fin with 6. 5mm Fin Height and Multi Louvered Design for Maximum Surface Area ContactCNC Machined Quick Connect Inlet Outlet Connections CNC Machined Brackets and Fittings for Superb Fit and DurabilityAll Aluminum Race Style Drain Plug1 Hour Mirror Finish Hand PolishDrop in Fit Requiring No Modifications to Install Accepts All Attaching OEM