8Pcs Radiator Overflow Coolant Expansion Tank Bleed Screw. Easy to Install. for BMW for 5 for Series for E39 (1995-2003) for 2.5L 141kW | for 525i. for BMW for 5 for Series for E39 (1995-2003) for 2.8L 142kW | for 528i.
The Easy to Install Fitment Expansion Tank Bleed Screws would be best suited for individuals or professional installers requiring a hassle-free way to bleed or release air from expansion tanks.