Audi A5 F5 A4 B9 Petrol Turbo Pressure Pipe Hose Line Tube Right O/S 8W0145738C

The Audi A5 F5 A4 B9 Petrol Intercooler Hose is an original turbocharger and parts component designed for right-side installation in petrol engined cars. It ensures a tight and stable connection between the intercooler and the remaining intake system components, ensuring proper turbocharger operation and maintaining the engine's factory parameters.

Specifications and technical data

• SKU: 8W0145738C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0145738C
• Substitutable numbers: 8W0145738C, 8W0 145 738 C
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function in the supercharging system

This intercooler hose was designed specifically for the Audi A4 B9 and Audi A5 F5 petrol engine models. As a component of the turbocharger system, it safely routes compressed air from the turbocharger through the intercooler, maintaining adequate flow and minimal pressure loss.

Its location on the right side of the vehicle allows for precise alignment with factory hose routing, brackets, and mounts. This allows the hose to interface with other intake system components without the need for modifications, which is particularly important for maintaining stock engine performance.

Construction, fit and performance parameters

The intercooler hose is manufactured using technology specified by the vehicle manufacturer for original supercharger components. Its design provides adequate resistance to:

• increased charge air temperatures,
• variable pressure in the intake system,
• vibrations and loads resulting from the operation of the drive unit.

The hose profile is tailored to the engine compartment geometry of the Audi A4 B9 and A5 F5, simplifying installation and reducing the risk of friction with other components. The carefully selected diameter and cross-sectional shape support stable airflow, which is crucial for throttle response and consistent performance.

Condition, service use and replacement benefits

The component is offered in used condition, allowing for cost-effective replacement of a damaged or leaking hose while maintaining the original manufacturer's specifications. This is a practical solution in situations where:

• there are power drops or unstable turbocharging operation,

1. it is necessary to replace a damaged hose after a collision or mechanical interference.

Using the original hose on the right side of the intake system helps restore factory tightness, reduce the risk of engine control errors related to boosting, and maintain stable operating parameters of the petrol engine.

Selection by numbers and vehicle compatibility

The hose falls into the turbocharger and parts category and is identified by its OEM part number and interchangeable part numbers available in the technical specifications. This allows for precise verification of compatibility with the specific Audi A4 B9 or A5 F5 engine version, minimizing the risk of purchasing a mismatched component.

If you need other hoses or turbocharger components for this brand, check out the dedicated turbochargers and parts category for Audi , where you will find a wide selection of compatible components.

Technical support and service knowledge

When selecting turbocharger components and other engine components, it's important to use OEM numbers and manufacturer documentation. To better understand the importance of proper engine accessory maintenance and the impact of part quality on engine durability, we encourage you to read the article "Reliability from the Star – How to Care for Engine Accessories in Popular Mercedes-Benz C-Class and E-Class Models?" , which discusses a practical approach to servicing modern engines.

If you want to further deepen your knowledge on verifying part compatibility by numbers, the guide to purchasing parts online and checking components by OEM numbers may be helpful, describing proven methods to minimize the risk of errors when selecting components.