

BMW 5 Series G31 B48 Engine Oil Cap | FEBI 103923 Spare Part
BMW 5 Series G31 B48 Engine Oil Cap
FEBI 103923 | Original Equipment (OEM) | 100% German Quality
This oil cap, designed for BMW 5 Series G31 vehicles with B48 engine code, ensures that the oil inside the engine is protected from leaking. It is manufactured for models produced from 2017 onwards. The sealing of engine oil is critical for the healthy operation of the engine. Therefore, the FEBI 103923 oil cap is an important component for enhancing engine performance and extending its lifespan. As part of the engine system, the oil cap prevents oil from leaking and ensures the engine operates efficiently.
Product Features and Benefits
- OEM Compatibility: FEBI 103923 is manufactured in accordance with original equipment standards. It fully complies with authorized service standards and is ideal for engine installation.
- Material Quality: Made using high-quality plastic and rubber materials. Known for its durability and long lifespan.
- Durability and Lifespan: Can withstand up to 100,000 km under normal conditions. Resistant to extreme temperatures and pressure.
- Performance: While ensuring the oil sealing of the engine, it also supports the proper circulation of oil within the engine, which enhances engine performance.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. It has undergone quality control processes.
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
The FEBI 103923 engine oil cap is compatible with BMW 5 Series G31 models. This model is designed to work with vehicles that have the B48 engine code. These vehicles, produced from 2017 onwards, offer high performance and reliability. This oil cap is a critical component for ensuring the healthy operation of the engine.
- Chassis code: G31
- Engine code: B48
- Production year range: 2017-2023
- Trim/Variant: 520i, 530i, 540i
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 a brand with many years of experience in the spare part market. It supplies original equipment to prestigious car manufacturers like BMW. It holds international quality certifications such as ISO 9001 and TS 16949. With its Germany-based production facilities, it maintains high-quality standards. FEBI's products are recognized for reliability and durability in the automotive industry.
Installation and Usage Notes
The most important point to consider during the installation of the engine oil cap is to ensure that the cap is placed correctly. During installation, make sure that the old gasket is completely removed. It is always recommended to use a new oil cap during an oil change. Additionally, a proper torque wrench should be used to check the tightness of the cap after installation. Attention should be paid to the quality of the engine oil; using the appropriate oil extends the life of the engine.
Frequently Asked Questions
Which G31 models is this engine oil cap used for?
The FEBI 103923 engine oil cap is compatible with the BMW 5 Series G31 models that have the B48 engine code, specifically the 520i, 530i, and 540i variants.
Is it original or aftermarket?
FEBI is a brand that supplies original equipment to BMW. Therefore, the FEBI 103923 oil cap is known for its original part quality and reliability.
How many km does this engine oil cap last / when should it be replaced?
The FEBI 103923 oil cap can last up to 100,000 km under normal conditions. However, it should be replaced immediately if signs of oil leakage or deformation are observed.
Can I install it myself, or do I need to take it to a mechanic?
You can install the engine oil cap yourself; however, it is important to have the necessary tools for proper installation and to be careful. Using a proper torque wrench increases the safety of the installation.
How long does it take to arrive, do I have a return right?
Your order will be shipped the same day. You have the right to return within 14 days. Delivery is made with an e-archive invoice.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, sales with e-archive invoice, 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 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.
- 11124737102 — BMW
- 11127560481 — BMW
- 11128507153 — BMW
- 11128619359 — MINI
- 11128619360 — BMW
- 11128655331 — TecDoc (BMW)
Compatible vehicle information not yet added.
