11537509227 Thermostat with Housing 97°C for BMW 5 7 Series E60 E61 E65 E66 E46 E85

Thermostat with Housing 97°C – 11537509227

OEM thermostat assembly for BMW E60/E61, E65/E66, E46, E85, E36.
Opening temperature: 97°C
Part No: 11 53 7 509 227

🌡️ BMW Thermostat with Housing (97°C) – OEM 11537509227

Simplify your cooling system service with the
COWIN OEM-Standard Thermostat Assembly. This unit (Ref: 11 53 7 509 227)
includes the thermostat and housing in one assembly, opening at 97°C.
It fits a wide range of BMW platforms, from the E36 Z3 to the E65 7 Series.

✅ Key Features & Benefits

Complete Assembly: Includes thermostat and housing for a faster, leak-free install.
Optimal Temperature: 97°C opening point for balanced performance.
Wide Compatibility: Covers E46, E60, E61, E65, E66, E85, and E36 platforms.
OEM Replacement: Direct fit for part number 11537509227.

🚗 Vehicle Compatibility

Brand	Model	Chassis Code
BMW	7 Series	E65 / E66 / E67
BMW	5 Series	E60
BMW	5 Series Touring	E61
BMW	3 Series Touring	E46
BMW	Z4 Roadster	E85
BMW	Z3 Coupe	E36

⚙️ Technical Specifications

Product: Thermostat with Housing
Opening Temperature: 97 °C

OEM Part Number:

Material: Reinforced Polymer / Metal Flange
Quality: 100% Tested & Calibrated

🛠️ Installation Note

Replacing the full assembly eliminates the need to separate old housings.
Always bleed the cooling system thoroughly after installation to remove airlocks.
Inspect the coolant hoses connected to the housing for age-related wear.

🏭 Why Choose COWIN Auto Parts?

COWIN (Gaoyun) specializes in European executive and sports car cooling systems.
Every thermostat assembly is factory-tested for accurate opening temperature and long-term durability.