The Mercedes S Class W221, produced with the M273 engine code, was available from 2005 to 2013. The oxygen sensor is a critical spare part for optimizing the engine's air-fuel mixture. This part sends accurate information to the engine control unit, enhancing fuel efficiency and reducing emissions. The FEBI 177388 oxygen sensor is essential for ensuring your vehicle's performance and eco-friendliness. This part belongs to the engine system.
Product Features and Benefits
- OEM Compatibility: FEBI 177388 is manufactured according to original equipment standards and provides a perfect match with parts used in authorized Mercedes service centers.
- Material Quality: Produced using high-quality materials, aimed at durability and long lifespan.
- Durability and Lifespan: Oxygen sensors can typically last up to 100,000 km. However, this duration may vary depending on the vehicle's operating conditions.
- Performance: Provides fuel savings while reducing emission values, offering an eco-friendly driving experience.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards; this is an important indicator of quality and reliability.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 177388 |
| Part Type | Oxygen Sensor |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The FEBI 177388 oxygen sensor is compatible with vehicles of the Mercedes S Class W221 chassis code. This model was produced from 2005 to 2013 with the M273 engine code. This part is a critical component for ensuring the efficient operation of your vehicle's engine system.
- Chassis code: W221
- Engine code: M273
- Production year range: 2005-2013
- Trim/Variant: Luxury Variant
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has been recognized as an OE supplier for many years. It produces approved parts for Mercedes-Benz factories. It meets quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. FEBI manufactures OE parts for many automotive brands worldwide and has production facilities located in Germany.
Installation and Usage Notes
Oxygen sensors are typically parts that should be checked during engine oil changes. The most important point to consider during the installation of this sensor is to ensure it is placed correctly. Additionally, it is recommended to change it every 100,000 km. During installation, the connection points of the old sensor should be checked. This part should be replaced carefully as it affects engine performance.
Frequently Asked Questions
Which W221 models use this oxygen sensor?
The FEBI 177388 oxygen sensor is used in Mercedes S Class W221 vehicles with the M273 engine. These models were produced between 2005 and 2013.
Is it original or aftermarket?
FEBI is an original equipment manufacturer for Mercedes-Benz. Therefore, the FEBI 177388 oxygen sensor is a product of original part quality and offers higher quality than aftermarket products.
How long does this oxygen sensor last / when should it be replaced?
The FEBI 177388 oxygen sensor can typically last up to 100,000 km. However, it is recommended to replace the sensor if there are signs of decreased engine performance or increased emission values.
Can I install it myself, or do I need to take it to a mechanic?
Installing the oxygen sensor is a task that requires expertise. If you do not have experience, it is recommended to have it replaced at an authorized service. Care should be taken during the installation process with the necessary tools.
How long will it take to arrive, do I have the right to return it?
Your orders are shipped on the same day. You have a 14-day return right. You can get assistance via our WhatsApp support line with your e-archive invoice (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 confirmed only for items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part offer.
