AS Axis Spindleon Car Coolant Discharge Bolt WHT000316 Compatible with Audi A4

Compatible with Audi A4, OEM: WHT000316, cooling system exhaust screws, replacing damaged components to enhance durability. This product is used for exhaust operation in the engine cooling circuit, ensuring timely release of air after coolant filling or replacement, to avoid air bubbles causing a decrease in cooling efficiency or engine overheating. Made of durable plastic material, it has excellent corrosion resistance and thermal fatigue resistance, suitable for high-temperature and high-pressure cooling environments, and can be sealed reliably even after long-term use. Easy installation: Disassemble the original exhaust screw, clean the threaded port, install this component and tighten it with a new sealing gasket to achieve quick upgrade and low maintenance threshold. After replacing the aging and damaged plastic exhaust screws, the exhaust function of the system can be restored, the hidden dangers of the cooling system can be reduced, and the reliability and service life of the vehicle can be improved.