

BMW Z4 E85 S54 Secondary Air Valve Gasket | ELRING 074.440
BMW Z4 E85 S54 Secondary Air Valve Gasket
ELRING 074.440 | Original Equipment (OEM) | 100% German Quality
The secondary air valve gasket designed for BMW Z4 E85 S54 models regulates the air flow in the engine, enhancing the efficiency of the combustion process. This part is used in Z4 models produced between 2002 and 2008 with the S54 engine code. The secondary air valve gasket optimizes the air-fuel mixture, reducing emissions and improving engine performance. Known by the code ELRING 074.440, this part is a crucial component of the engine system, and its proper functioning is critical for the overall performance of the vehicle.
Product Features and Benefits
- OEM Compatibility: As an original equipment manufacturer, ELRING produces this part in accordance with BMW's authorized service standards, ensuring design and material quality. The part fits perfectly in place.
- Material Quality: Made from high-quality elastomer material, this gasket is resistant to heat and chemicals. This ensures it maintains its shape even after prolonged use.
- Durability and Lifespan: The secondary air valve gasket can withstand up to 100,000 km under normal usage conditions. It is resistant to high temperature and pressure conditions.
- Performance: This part optimizes air flow, increasing the combustion efficiency of the engine. As a result, it saves fuel consumption and reduces emissions.
- Testing and Certification: ELRING manufactures in compliance with ISO 9001 and TS 16949 standards. Thus, all produced parts offer high quality and reliability.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 074.440 |
| Part Type | Secondary Air Valve Gasket |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
This secondary air valve gasket is compatible with vehicles that have the S54 engine code in the BMW Z4 E85 model. Produced between 2002 and 2008, these vehicles offer a top-tier experience in terms of performance and emissions values. The secondary air valve gasket regulates the air flow in the engine, enhancing combustion efficiency and thereby improving the overall performance of the vehicle.
- Chassis code: E85
- Engine code: S54
- Production year range: 2002-2008
- Trim/Variant: -
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 manufacturer that has been supplying original equipment to prestigious brands like BMW for many years. This Germany-based company adheres to quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. ELRING has a high reputation in the spare part market and is also recognized for its innovative solutions in engineering. Its production facilities are located in Germany, ensuring that each part offers high quality and durability.
Installation and Usage Notes
The most important point to consider during the installation of the secondary air valve gasket is to completely remove the old gasket. It is recommended to use the appropriate torque value during the installation of the new gasket. Generally, a torque value of 10-15 Nm is sufficient for this type of gaskets. During installation, it will be beneficial to check the overall condition of the engine and replace other parts if necessary. In particular, it is recommended to check the other components of the air flow system.
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 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.
- 11727505259 — BMW
- 7505259 — TecDoc (BMW)
