Audi A4 B8 A5 8T Rear Footwell Vent Ducting Channel Left N/S 8K0819801

Audi A4 B8 A5 8T Rear Footwell Vent Ducting Channel Left N/S is an original air distribution system component, belonging to the Lines, hoses and pipes group, designed for installation in the rear left part of the vehicle body. Designed by the vehicle manufacturer, it ensures proper airflow guidance in the cabin and a stable connection with other ventilation system components.

Specifications and technical data

• SKU: 8K0819801
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0819801
• Substitutable numbers: 8K0819801, 8K0 819 801, 8K0 819 801 A, 8K0819801A
• Location on the vehicle: Rear, Left
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and function of the air duct

The presented air duct is dedicated to the rear left part of the interior, where it is responsible for directing airflow from the main ventilation system. Thanks to its matched geometry and factory mounting points, it works with other installation elements, reducing flow losses and unwanted noise during ventilation operation. Using an original duct in this area allows for maintaining the consistency of the ventilation system, which translates into predictable operation of the vents for rear seat passengers and stable operating conditions for the entire air conditioning and heating system.

Construction and fitment to the ventilation system

The element belongs to the Lines, hoses and pipes group, which means it has been designed as part of the air transport system inside the vehicle. The duct construction includes:

• a profile matched to the installation space in the rear left part of the body,
• connectors prepared for cooperation with adjacent sections of air ducts,
• a shape that limits turbulence and pressure drops in the airflow. Such a solution facilitates installation and subsequent maintenance, while also allowing for the preservation of the factory routing of the ducts in the vehicle.

Characteristics of the used element

The offered air duct is a used part, sourced from dismantling, which represents a reasonable compromise between cost and maintaining the manufacturer's original specification. Choosing such a solution is particularly beneficial for ventilation system repairs, where it is crucial to match the shape and mounting points to the specific body version. The original origin of the element promotes compatibility with factory brackets, covers, and other ducts, which reduces the risk of installation stress and leaks in the system.

Benefits of using an original air duct

Using this air duct in the rear left part of the vehicle allows you to:

• maintain proper airflow distribution for rear seat passengers,
• preserve the factory routing of air ducts,
• minimize the risk of improper fitment of interior elements,
• limit potential noise resulting from leaks or improper installation. For users who want to restore the correct operation of the ventilation system after a collision, interior dismantling, or replacement of other components, such an element constitutes a practical and technically justified solution.

System expansion and related components

If you are planning a comprehensive repair or upgrade of the ventilation and air conditioning zone in your Audi and need other elements from the same group, such as additional ducts, flexible hose sections, or rigid air distribution pipes, check the available parts in the Audi lines, hoses and pipes category. When working on air distribution in the cabin, it is also worth paying attention to the condition of other air conditioning system components. In selecting and evaluating elements responsible for cooling, an article describing the practical aspects of using original, used compressors may be helpful – more information can be found in the material on selecting a used OEM air conditioning compressor.