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Thermostat
Thermostat

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

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🌡️ 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: 11 53 7 509 227 / 11537509227
  • 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.

Custom product FAQs

cowin is a leading enterprise in China’s auto parts industry. We adhere to professional technologies, high-performance products and excellent after-sales service to meet the needs of customers worldwide. cowin China will strive to be your one-stop supplier. Put forward your specific requirements, and we will work with you to find solutions!

Yes, we can provide a one-year warranty for each product, so you can sell without any worries.

You can add your logo to our product, and all these can be customized according to your needs.

Yes, please provide product design drawings and size requirements.

 

Products in stock can be delivered within 7 days, while the lead time for mass production is 30-60 days after receiving the deposit.

 

The delivery lead time shall take effect under the following conditions: (1) We have received your deposit; (2) We have obtained your final confirmation of the products.

 

If our delivery lead time cannot meet your deadline, please communicate your specific requirements with your sales representative.

 

In all cases, we will make every effort to meet your needs, and we can do so in most instances.

Yes, we always use high-quality export packaging. For dangerous goods, we also apply professional dangerous goods packaging; professional packaging and non-standard packaging requirements may incur additional costs.

We have professional service team,we will keep update information about production/packing/shipping/delivery when you place an order.

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