43mm O.D. Steel Radiator Coolant Filler Neck. 43mm O.D. Water inlet Stainless steel Radiator Filler Neck. 1pcs Radiator Coolant Filler Neck. Radiator filler neck materials：Steel. Radiator filler neck Size:Small.
This product would be ideal for car owners who need to replace an existing radiator neck or need a modern replacement part for a vehicle with a custom coolant inlet.
