Auto parts For BMW E70 E82 E88 For E89 E90 E91 E92 Car Radiator Expansion Tank Cap 17117521071 17117639020

Product Name: Coolant expansion tankDirect installation, smooth installationDurable and long-lastingThis coolant reservoir is designed to effectively store and regulate coolant in a vehicle's cooling system. It helps maintain the proper coolant level, prevents overflow, and ensures stable operation of the entire cooling system. Made from high-quality materials, the expansion tank boasts exceptional durability, capable of withstanding high pressure and extreme temperature variations without cracking or deforming

• Excellent leak-proof design with tight sealing structure, effectively preventing coolant loss and engine overheating
• This coolant tank effectively collects and stores excess coolant, maintaining a stable coolant level in the cooling system
• Easy to install. Install in a well-ventilated and clutter-free place.
• Made from high-quality materials, it is ideal for installation in tight spaces
• Replace the coolant radiator reservoir to keep the engine at the right temperature in a variety of operating conditions and to resolve engine stalling problems caused by engine overheating