Coolant Reservoir Expansion Recovery Tank with Sensor for Mercedes-Benz W164

# Coolant Reservoir Expansion Recovery Tank with Sensor for Mercedes-Benz W164 Engineered for Mercedes-Benz W164 models, this OEM-specification coolant reservoir maintains optimal thermal management and system pressure regulation. The integrated sensor monitors coolant levels in real-time, triggering dashboard alerts when fluid drops below safe operating thresholds. Constructed from durable, heat-resistant polymer, this expansion tank accommodates coolant expansion during engine operation while preventing air infiltration. Direct fitment design eliminates compatibility concerns and ensures seamless integration with your vehicle's cooling circuit. Essential for preventing overheating, maintaining engine longevity, and avoiding costly thermal damage. A critical component for reliable performance and system diagnostics.