A water reservoir

This water reservoir was designed to fit the Mercedes-Benz car cooling system, ensuring high-efficiency transfer of coolant from the radiator to the engine and vice versa. Its precise design helps maintain the optimal operating temperature of the engine, preventing overheating and extending the engine's lifespan. This part (166 500 10 91 (1665001091)) is made from high-quality materials that withstand extreme pressure and heat, ensuring excellent cooling performance and long-term thermal stability. Replacing this part guarantees a cooling system that operates efficiently. The part is compatible with MERCEDES-BENZ GL (X166) 2012 - 2015, MERCEDES-BENZ GLE Coupe (C292) 2015 - 2019, MERCEDES-BENZ GLE Off-Road (W166) 2015 - 2018, MERCEDES-BENZ GLS (X166) 2015 - 2019.