

BMW X5 E53 M54 Cylinder Head Bolt | FEBI 12033 Spare Part
BMW X5 Series E53 M54 Cylinder Head Bolt
FEBI 12033 | Original Equipment (OEM) | 100% German Quality
This cylinder head bolt, specifically designed for BMW X5 Series E53 vehicles with M54 engines, is a critical component to ensure the proper functioning of the engine. Manufactured between 1999 and 2006, it securely mounts the cylinder head to the engine block. The part coded FEBI 12033 maintains the engine's sealing, preventing oil and coolant leaks. Made from high-quality materials, this bolt is designed to enhance engine performance and extend its lifespan. This part of the cylinder head system increases the reliability and efficiency of the engine.
Product Features and Benefits
- OEM Compatibility: FEBI 12033 is manufactured according to original equipment standards. Thus, it fully complies with authorized service standards and part placement compatibility.
- Material Quality: This bolt is made from high-quality steel, designed for durability and longevity.
- Durability and Lifespan: FEBI 12033 can withstand up to 100,000 km under normal usage conditions. It also performs well under extreme temperature and pressure conditions.
- Performance: By ensuring the engine's sealing, it prevents oil and coolant losses, thereby increasing engine efficiency.
- Testing and Certification: The product is manufactured in accordance with ISO 9001 and TS 16949 standards and has passed quality tests.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 12033 |
| Part Type | Cylinder Head Bolt |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
This cylinder head bolt is compatible with the M54 engine of the BMW X5 Series E53 model. It is designed for vehicles manufactured between 1999 and 2006. It has been developed to enhance engine performance and ensure sealing.
- Chassis code: E53
- Engine code: M54
- Production year range: 1999-2006
- Trim/Variant: 3.0i, 4.4i, 4.8is
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 recognized brand in the spare part market for many years. It supplies original equipment to prestigious car manufacturers like BMW. The production facilities are certified with ISO 9001 and TS 16949. This guarantees the production of high-quality and reliable products. FEBI has solidified its position in the industry with its expertise and experience in engineering.
Installation and Usage Notes
The installation of the cylinder head bolt should be done during the engine disassembly. It is important to tighten the bolts to the correct torque value during each installation. Generally, this part should be replaced during every engine overhaul. Additionally, it is recommended to check the engine oil and coolant. If signs of wear or deformation are observed, it should be replaced immediately. For long journeys, it is important to monitor the engine's temperature values.
Frequently Asked Questions
In which E53 models is this cylinder head bolt used?
This cylinder head bolt is used in the BMW X5 E53 series models with M54 engines: 3.0i, 4.4i, and 4.8is.
Is it original or aftermarket?
FEBI is a brand that supplies original equipment to BMW. Therefore, FEBI 12033 is of original part quality and offers higher durability compared to aftermarket parts.
How many km does this cylinder head bolt last / when should it be replaced?
FEBI 12033 can last up to 100,000 km under normal usage conditions. It is recommended to replace it during engine overhaul or when signs of leakage are observed.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the cylinder head bolt requires engine disassembly, so it is recommended to be done by a qualified technician. If you do not have the necessary tools and knowledge, it is better to take it to a mechanic.
How long will it take to arrive, do I have the right to return?
Your order will be shipped the same day. You have the right to return within 14 days. It will be shipped 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 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 as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 11121740065 — BMW
