

Mercedes GL Serisi W166 M278 Karter Havalandırması Conta Seti | ELRING 306.250
Mercedes GL Series W166 M278 Crankcase Ventilation Gasket Set
ELRING 306.250 | Original Equipment (OEM) | 100% German Quality
The Mercedes GL Series W166 was produced between 2012-2019 with the M278 engine option. The crankcase ventilation gasket set is a critical component to ensure the proper functioning of the engine's crankcase ventilation system. This part balances the pressure inside the engine while allowing oil vapors to escape. Using a high-quality gasket set extends the engine's lifespan and prevents oil leaks. Designed with the ELRING 306.250 code, this high-quality gasket set enhances the reliability of the engine's crankcase ventilation system.
Product Features and Benefits
- OEM Compatibility: ELRING is manufactured according to original equipment standards. This gasket set is approved by authorized Mercedes service centers and ensures perfect compatibility with the engine's crankcase ventilation system.
- Material Quality: Made from high-quality elastomer material. Its durability provides resistance to temperature changes and the effects of oil.
- Durability and Lifespan: Average lifespan can reach up to 100,000 km. This duration may vary depending on the engine's operating conditions.
- Performance: Ensures the effective operation of the engine's crankcase ventilation system, preventing oil leaks and improving overall engine performance.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. ELRING is a manufacturer that meets the highest quality standards in the industry.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 306.250 |
| Part Type | Crankcase Ventilation Gasket Set |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
Compatible with the Mercedes GL Series W166, M278 engine code. This part ensures perfect compatibility with vehicles produced between 2012-2019. The GL Series is positioned in the luxury SUV segment, offering both comfort and performance. Choosing this gasket set is important for enhancing engine performance.
- Chassis code: W166
- Engine code: M278
- Production year range: 2012-2019
- Trim/Variant: GL 450, GL 500, GL 63 AMG
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
ELRING is a globally recognized OE supplier, producing original equipment for many automotive brands. With ISO 9001 and TS 16949 certifications, it maintains high-quality standards. With production facilities based in Germany, it offers the highest quality in the industry. ELRING is known as an important supplier for Mercedes-Benz, ensuring that users receive a reliable part.
Installation and Usage Notes
The installation of this gasket set should be performed by professionals. It is recommended to check during oil changes. During installation, ensure that the old gaskets are completely removed. It is important to follow the manufacturer's recommendations for torque values. Additionally, it is recommended to change the oil filter and oil along with this part. Regular maintenance intervals should be followed according to the vehicle's operating conditions.
Frequently Asked Questions
In which X166 models is this Crankcase Ventilation Gasket Set used?
This gasket set is used in the Mercedes GL Series X166 models with the M278 engine code: GL 450, GL 500, and GL 63 AMG.
Is it original or aftermarket?
ELRING is recognized as an original equipment manufacturer. Therefore, the part with the ELRING 306.250 code is a product of original quality and offers higher durability compared to aftermarket parts.
How long does this Crankcase Ventilation Gasket Set last / when should it be replaced?
The average lifespan of this gasket set is 100,000 km. However, this duration may vary depending on the engine's operating conditions. The part should be replaced if oil leaks or signs of decreased engine performance are observed.
Can I install it myself, or do I need to take it to a professional?
The installation process should be carried out by professionals. This process requires the necessary tools and technical knowledge, and it is recommended to be performed at authorized service centers.
How long does it take to arrive, do I have a return right?
Orders are shipped on the same day. You have the right to return within 14 days. For any issues related to the product, you can contact our WhatsApp support line (wa.me/905382927219).
Advantages of German Parts Warehouse: Same-day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is confirmed only for 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 as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
