




Mercedes S-Class W221 OM651 Thermostat | FEBI 108840
Mercedes S Class W221 OM651 Thermostat
FEBI 108840 | Original Equipment (OEM) | 100% German Quality
The Mercedes S Class W221 is equipped with the OM651 engine code and was produced between 2005 and 2013. The thermostat is a critical component that regulates the engine's operating temperature. It ensures that the engine temperature remains at an optimal level while preventing overheating. Therefore, the FEBI 108840 thermostat is of great importance for the efficiency and durability of the engine. This part, located within the engine cooling system, supports the healthy operation of the engine and provides long-lasting performance.
Product Features and Benefits
- OEM Compatibility: The FEBI 108840 thermostat is manufactured in accordance with original equipment standards. It guarantees installation compatibility at authorized service centers.
- Material Quality: Made from high-quality materials, ensuring durability and longevity.
- Durability and Lifespan: Has an average lifespan of 100,000 km. Resistant to extreme temperature conditions.
- Performance: Maintains the engine's temperature balance while optimizing fuel consumption and reducing emissions.
- Testing and Certification: Manufactured in accordance with international production standards such as ISO 9001 and TS 16949.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 108840 |
| Part Type | Thermostat |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine Cooling System |
Vehicle Compatibility
The FEBI 108840 thermostat is compatible with vehicles of the Mercedes S Class W221 chassis code. This part is designed for models with the OM651 engine code and is compatible with all variants produced between 2005 and 2013. During this period, it is a critical component for enhancing the efficiency of the vehicle's engine cooling system.
- Chassis code: W221
- Engine code: OM651
- Production year range: 2005-2013
- Trim/Variant: All variants
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has many years of experience in the spare part industry and serves as an OE supplier to many automotive manufacturers. Its products are manufactured according to high-quality standards and have been approved in factories of brands like Mercedes-Benz. It holds ISO 9001 and TS 16949 certifications, ensuring the reliability and quality of its products. These parts, produced in Germany, are designed with high engineering standards.
Installation and Usage Notes
The installation of the FEBI 108840 thermostat should be performed by qualified personnel. Since it is a part related to the engine cooling system, there are critical points to consider during installation. It is generally recommended to replace the thermostat along with the engine oil change. During installation, attention should be paid to the torque value, and necessary seals should be used. Additionally, it is important to check the engine's coolant level and add it if necessary.
Frequently Asked Questions
Which W221 models is this thermostat used in?
The FEBI 108840 thermostat can be used in all models of the Mercedes S Class W221 chassis code. It is compatible with vehicles that have the OM651 engine code and is designed for variants produced between 2005 and 2013.
Is it original or aftermarket?
FEBI holds original equipment manufacturer (OE) status and produces parts that meet high-quality standards. Therefore, the FEBI 108840 thermostat is of original part quality.
How many km does this thermostat last / when should it be replaced?
The FEBI 108840 thermostat has an average lifespan of 100,000 km. It is recommended to replace it when signs of overheating or fluctuations in the engine's operating temperature are observed.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the thermostat is a procedure that should be performed by qualified personnel. Since it is related to the engine cooling system, it is not recommended for individuals without the necessary knowledge and experience to perform this task.
How long does it take to arrive, do I have a return right?
Your orders are shipped on the same day. You have the right to return within 14 days. Sales are made with e-archive invoices. You can get answers to all your questions from our WhatsApp support line (wa.me/905382927219).
German Parts Warehouse Advantages: Same day shipping, 14-day return policy, e-archive invoiced sales, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our contact line with your vehicle's chassis number, we will quickly provide you with a quote for the correct OE/equivalent part.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 6512000615 — Mercedes-Benz
- 6512001215 — Mercedes-Benz
- 6512001500 — Mercedes-Benz
- 6512001715 — Mercedes-Benz
- 6512002800 — Mercedes-Benz
- A6512000615 — Mercedes-Benz
- A6512001215 — Mercedes-Benz
- A6512001500 — Mercedes-Benz
- A6512001715 — Mercedes-Benz
- A6512002800 — Mercedes-Benz
Compatible vehicle information not yet added.
