Air Charge Pipe BMW G20 G21 G22 G23 G26 B57P B57R XD5T Turbo Intake Hose 8599389

The BMW G Series Air Charge Pipe is an original turbocharger component designed for B57P and B57R diesel engine models. Designed by BMW, it ensures stable compressed air flow from the turbocharger to the intake system, ensuring proper engine operation.

Specifications and technical data

• SKU: 8599389
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8599389
• Substitutable numbers: 8599389, 13718599389
• Category: Turbos & Parts

Application in BMW G20, G21, G22, G23, G26 models

This BMW turbo intake hose is designed for modern G-series models, such as the G20, G21, G22, G23, and G26, equipped with B57P and B57R engines. This turbocharger component is responsible for ensuring a tight and stable connection between the turbocharger and the downstream intake, which is important for:

• maintaining the correct boost pressure throughout the entire rev range,
• proper operation of the engine control and injection system,
• limiting power drops resulting from leaks or cable deformation.

Thanks to its factory fit to the specific generation of the BMW G series, the hose maintains the correct geometry, which facilitates installation and minimizes the risk of stress in the intake system.

Construction and technical characteristics

The BMW air charge pipe belongs to the turbocharger and parts category, constituting a crucial element of the charge air path. The pipe's construction is designed with:

• resistance to elevated temperatures generated by compressed air,
• resistance to the working pressure of the charging system,
• dimensional stability, reducing the risk of cracks and leaks.

Original BMW workmanship means maintaining the factory diameters, shape and mounting points, which is important both for airflow and correct fit with the turbocharger and other intake components.

Original BMW part – advantages of choosing a used item

The cable shown is part of the original BMW component group in used condition. In practice, this means:

• maintaining factory specifications and compatibility with the supercharging system,
• no need for modifications or fitting substitutes,
• the possibility of economical repair of the intake system while maintaining the OEM standard.

Used condition is a good compromise between cost and quality – especially in the case of turbocharger components, where precision of workmanship and fit have a direct impact on the smooth operation of the engine and the durability of the turbocharger.

If you are considering when it is worth choosing an original part from dismantling instead of a new replacement, the article: 5 reasons why a used OEM part is a better choice than a replacement may be helpful.

Condition, verification and preparation for assembly

The intake hose is offered as a used part, which means it comes from a dismantled vehicle and has been verified for continued serviceability. These types of components are particularly important when experiencing symptoms such as:

• loss of power or unstable acceleration,
• whistling, hissing or other leakage noises in the turbocharger area,
• engine controller errors related to boost pressure.

Replacing the intake hose with a working OEM component allows you to restore the proper operating parameters of the supercharging system without interfering with the software or other components.

Compatibility, Branding, and Additional Resources

Due to the specific nature of the supercharging system in modern BMW engines, it's crucial to select the hose precisely for the specific model and engine version. When in doubt, it's worth verifying the part number and compliance with the vehicle's service documentation. This product comes from the BMW Original Equipment line, which facilitates integration with the factory engine components.

If you are looking for other turbocharger components and parts for BMW, check out our dedicated category: turbochargers and parts for BMW .

When selecting used components, it's also worth checking out this guide for premium brands: Used Mercedes Parts – Genuine Parts from Dismantling . Although it covers a different brand, it presents a universal approach to safely selecting used premium components.