6122000015 Thermostat 87°C for Mercedes-Benz M-Class W163 | OEM Cooling Part

🌡️ Mercedes-Benz M-Class W163 Thermostat (87°C) – OEM 6122000015

Keep your Mercedes-Benz M-Class running at the correct operating temperature with the
COWIN OEM-Standard Thermostat. This unit (Ref: 612 200 00 15)
opens at 87°C and is specifically engineered for the
W163 platform, particularly suited for diesel engines such as the ML270 CDI and related 5-cylinder units.

✅ Key Features & Benefits

• Standard Opening Temperature: 87°C for stable cooling performance.
• Diesel Engine Specialist: Ideal for OM612 engine series.
• OEM Replacement: Direct fit for part number 612 200 00 15.
• Durable Build: Designed for SUV-level thermal loads.

🚗 Vehicle Compatibility

⚙️ Technical Specifications

• Product: Thermostat
• Opening Temperature: 87 °C
• OEM Part Number: 612 200 00 15 / 6122000015
• Material: Reinforced Polymer / Metal Flange
• Quality: 100% Tested & Calibrated

🛠️ Installation Note

The W163 cooling system requires thorough bleeding after thermostat replacement.
Always replace the housing gasket and inspect coolant hoses for age-related wear.

🏭 Why Choose COWIN Auto Parts?

COWIN (Gaoyun) specializes in European SUV and off-road vehicle cooling components.
Every thermostat is tested for accurate opening temperature and long-term durability.