A0039970689 Expansion Tank Coolant Hose Connector ，Compatible With Mercedes S203 W203，0039970689 Fit C209 A209 X164 W221, Direct Replacement(2 pcs steel)

This A0039970689 / 0039970689 Expansion Tank Coolant Hose Connector is a fundamental component designed for the cooling systems of specific vehicles. It serves as a direct replacement part to help maintain the proper flow of coolant.Product Specifications & CompatibilityReplacement Part Numbers: A0039970689, 0039970689.Compatible Vehicles: This connector is designed for models including S203, W203, C209, A209, X164, and W221. Please verify compatibility with your specific vehicle model and production year before purchase.Placement on Vehicle : Braking systemOrigin : Mainland ChinaMaterial : PlasticType : Hose connectorColor : BlackThis part is intended for use in the engine cooling system, connecting the expansion tank to the coolant hose. It is a suitable replacement for those performing routine maintenance or specific repairs on compatible vehicles.

• Precise Direct Fit: Engineered to exact specifications for S203, W203, C209, A209, X164, and W221 models, ensuring a perfect match with parts A0039970689 and 0039970689 for straightforward installation
• Prevents Cooling System Leaks: This connector provides a secure and reliable link between the expansion tank and coolant hose, which is vital for maintaining system integrity and preventing coolant loss
• Durable Construction for Longevity: Made from materials designed to withstand engine bay heat and coolant exposure, providing dependable service life and resistance to wear
• Maintains Stable Engine Temperature: By ensuring consistent coolant circulation, this connector supports the cooling system in regulating optimal engine temperature for reliable vehicle performance
• Part Number Assurance: Directly replaces equipment part numbers A0039970689 and 0039970689, offering a trustworthy and exact fit for your maintenance