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Thermostat
Thermostat

03F121111A Thermostat for VW Golf VI Touran Beetle Jetta Skoda Yeti Audi A1

Thermostat – 03F121111A

OEM thermostat for VW Golf VI, Touran, Beetle, Jetta, Skoda Yeti, Audi A1.
Part No: 03F 121 111 A
Direct replacement engine cooling part.

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🌡️ OEM Engine Thermostat – 03F121111A

Maintain stable engine temperature and fuel efficiency with the
COWIN OEM-Standard Thermostat. This unit (Ref: 03F 121 111 A)
is engineered for a wide range of Volkswagen Group compact cars, including the Golf VI, Touran, Beetle,
Jetta, Skoda Yeti, and Audi A1 Sportback.

✅ Key Features & Benefits

  • Volkswagen Group Coverage: Fits multiple 1.2 TSI, 1.4 TSI & 1.6 engines.
  • OEM Precision: Direct replacement for part number 03F 121 111 A.
  • Reliable Cooling: Helps prevent overheating and improves engine longevity.
  • Durable Construction: High-temperature resistant materials.

🚗 Vehicle Compatibility

Brand Model Chassis Code
Volkswagen Touran 1T3
Volkswagen Golf VI Variant AJ5
Volkswagen Beetle 5C1 / 5C2
Volkswagen Jetta IV 162 / 163 / AV3 / AV2
Skoda Yeti 5L
Audi A1 Sportback 8XA / 8XF

⚙️ Technical Specifications

  • Product: Thermostat
  • OEM Part Number: 03F 121 111 A / 03F121111A
  • Material: Reinforced Polymer / Metal Flange
  • Quality: 100% Tested & Calibrated

🛠️ Installation Note

Many VW / Audi 1.4 TSI and 1.2 TSI engines require thorough cooling system bleeding after thermostat replacement.
Always replace the housing gasket or O-ring to prevent leaks and airlocks.

🏭 Why Choose COWIN Auto Parts?

COWIN (Gaoyun) specializes in European compact and family vehicle components.
All thermostats are tested for accurate opening temperature and long-term reliability.

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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