

BMW 3 Series E91 N57 Engine Oil Cap | FEBI 103923 Spare Part
BMW 3 Series E91 N57 Engine Oil Cap
FEBI 103923 | Original Equipment (OEM) | 100% German Quality
The BMW 3 Series E91 is a vehicle produced between 2007-2013 with the N57 engine option. The engine oil cap helps keep the oil inside the engine without leaking, supporting the healthy operation of the engine. This part maintains the oil pressure in the engine, ensuring proper circulation of oil within the engine. Additionally, it prevents engine wear, extending the engine's lifespan. The oil cap with the FEBI 103923 code is a critical component for ensuring the oil tightness of the engine and is an important part of the engine system.
Product Features and Benefits
- OEM Compatibility: FEBI manufactures oil caps of original equipment quality. This part is produced in accordance with BMW's authorized service standards and ensures perfect fit for your vehicle.
- Material Quality: Made from high-quality plastic and rubber materials, it is resistant to high temperatures and pressure.
- Durability and Lifespan: Can withstand up to 100,000 km under normal usage conditions. It maintains performance even in extreme temperature and oil conditions.
- Performance: While ensuring oil tightness, it maintains oil pressure and helps the engine operate more efficiently.
- Testing and Certification: The product is certified with ISO 9001 and TS 16949. This guarantees the quality and reliability of the manufacturing process.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 103923 |
| Part Type | Engine Oil Cap |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
This engine oil cap is compatible with the BMW 3 Series E91 (N57 engine code). This model, produced between 2007-2013, features a high-performance engine structure. The engine oil cap helps keep the oil inside the engine without leaking, supporting the healthy operation of the engine.
- Chassis code: E91
- Engine code: N57
- Production year range: 2007-2013
- Trim/Variant: 320d / 330d
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 a reliable brand in the spare part market for years. As an original equipment manufacturer for BMW, FEBI adheres to high-quality standards. This oil cap, produced in Germany, is certified with ISO 9001, TS 16949, and IATF 16949. Thus, the product quality and durability are guaranteed.
Installation and Usage Notes
The installation of the engine oil cap can be easily done in the vehicle's engine compartment. It is recommended to check the cap during oil changes. Ensure that the cap is seated properly. Additionally, to ensure the sealing between the old gasket and the new gasket, appropriate torque values should be observed during installation. This part is critical for ensuring the oil tightness of the engine.
Frequently Asked Questions
Which E91 models is this engine oil cap used for?
This engine oil cap is used in BMW 3 Series E91 models with the N57 engine code. It is compatible with the 320d and 330d variants produced between 2007-2013.
Is it original or aftermarket?
FEBI is recognized as an original equipment manufacturer for BMW. Therefore, this product is an original quality part, offering a much higher standard than aftermarket products.
How long does this engine oil cap last / when should it be replaced?
Under normal usage conditions, this oil cap can last approximately 100,000 km. However, it is recommended to check for signs of oil leakage or during oil changes.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the engine oil cap is quite simple. However, if you have not performed such a task before, it is recommended to seek assistance from a professional. You can also perform the installation yourself with the necessary tools.
How long will it take to arrive, do I have a return right?
Your order will be shipped the same day. You have a 14-day return right. If you encounter any issues with the product, you can get assistance from our support line.
Advantages of German Parts Warehouse: Same day shipping, 14-day return right, e-archive invoicing, 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 support line with your vehicle's chassis number, we will quickly provide you with 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.
- 11124737102 — BMW
- 11127560481 — BMW
- 11128507153 — BMW
- 11128619359 — MINI
- 11128619360 — BMW
- 11128655331 — TecDoc (BMW)
Compatible vehicle information not yet added.
