Our NW12 coolant hose connector OE7509984 is manufactured with PA66-GF30 material, featuring high strength and excellent heat resistance. Designed as 90° quick plug structure for BMW B48 engine cooling circuit.We are original manufacturer, capable of mold development, injection molding and customized production. Every product will pass strict quality inspection before shipment to guarantee stable sealing performance, effectively prevent coolant leakage.Suitable for aftermarket replacement, bulk orders are welcome.