

Mercedes W204 OM646 OM651 Thermostat Gasket | FEBI 36526
Mercedes C-Class W204 OM646, OM651 Thermostat Gasket | FEBI 36526
FEBI 36526 | Original Equipment (OEM) | 100% German Quality
This thermostat gasket, compatible with the Mercedes C-Class W204 and OM646 and OM651 engines, plays a critical role in regulating your vehicle's engine temperature. The thermostat gasket is essential for the proper functioning of the engine's cooling system. This part prevents the engine from overheating and supports efficient engine operation. The thermostat gasket identified by the FEBI 36526 code is an important component of the engine cooling system and is made from high-quality materials.
Product Features and Benefits
- OEM Compatibility: FEBI is manufactured according to original equipment standards. This part fully complies with the standards used in authorized service centers.
- Material Quality: Made from high-quality elastomer material. This increases the durability of the gasket and ensures its longevity.
- Durability and Lifespan: The thermostat gasket can withstand up to 100,000 km under normal usage conditions. It is resistant to extreme temperatures and pressure.
- Performance: By optimizing engine temperature, it enhances fuel efficiency and improves overall engine performance.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. It has also passed and been approved through quality tests.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 36526 |
| Part Type | Thermostat Gasket |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine Cooling System |
Vehicle Compatibility
The FEBI 36526 thermostat gasket is compatible with the Mercedes C-Class W204 model. This part is fully compatible with vehicles that have OM646 and OM651 engine codes and can be used with models produced between 2007-2015. The W204 series is a popular model in the compact luxury car segment of Mercedes-Benz.
- Chassis code: W204
- Engine code: OM646, OM651
- Production year range: 2007-2015
- Trim/Variant: C180, C200, C220, C250
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 is an OE supplier with many years of experience and produces critical parts such as thermostat gaskets for Mercedes-Benz. It meets quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. FEBI manufactures OE parts for many vehicle brands worldwide and produces with high technology at its facilities in Germany.
Installation and Usage Notes
The thermostat gasket is an important part of the engine's cooling system, and there are some points to consider during installation. It is important to completely clean the old gasket and properly place the new gasket during the installation process. A torque value of 10 Nm is recommended. This part is critical for ensuring the leak-tightness of the engine coolant. Additionally, it is recommended to change the coolant along with the thermostat replacement.
Frequently Asked Questions
In which W204 models is this thermostat gasket used?
The FEBI 36526 thermostat gasket is used in vehicles of the Mercedes C-Class W204 model with OM646 and OM651 engine codes. The compatible models include the C180, C200, C220, and C250 variants produced between 2007-2015.
Is it original or aftermarket?
FEBI is an original equipment manufacturer and has high-quality standards. This part is considered OE equivalent and offers higher durability and performance compared to aftermarket parts.
How many km does this thermostat gasket last / when should it be replaced?
The FEBI 36526 thermostat gasket can last approximately 100,000 km under normal usage conditions. Signs of wear include unstable engine temperature and coolant leakage. When these conditions are observed, the gasket needs to be replaced.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the thermostat gasket can be done by individuals with basic vehicle maintenance knowledge. However, since it relates to the engine cooling system, it is recommended to have it installed at an authorized service. Necessary tools include a wrench set and a torque wrench.
How long does it take to arrive, do I have a return right?
Your order is shipped on the same day. You have the right to return within 14 days. An e-archive invoice is required for return processes. You can get quick information from our WhatsApp support line (wa.me/905382927219).
Advantages of German Parts Warehouse: 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 the correct OE/equivalent part offer.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 05080150AA — TecDoc (CHRYSLER)
- 5080150AA — TecDoc (CHRYSLER)
- 6112030380 — Mercedes-Benz
- A6112030380 — Mercedes-Benz
