Suitable for Mercedes-Benz 2045000049 auxiliary water bottle expansion bottle A2045000749 2045000549

Compatible models: Coolant reservoirs for Mercedes-Benz C-Class/E-Class/CLS-Class/GLK-Class Original reference: Replacement coolant reservoir tank, original number: A2045000749 2045000549 Features: Radiator coolant expansion tank made of high-quality, lightweight aluminum, TIG welded and threaded with O-ring. High heat resistance, waterproof and prevents continuous air entry. Sustainable. Function: When the coolant pressure in the radiator exceeds the set value of the pressure cap, the liquid is sealed by the pressure cap and flows through the overflow pipe into the radiator overflow tank. High quality expansion tanks extend engine life and performance.Note: Before purchasing, please review the product description, images and dimensions to verify compatibility with your vehicle.