Mercedes-Benz A B W176 W246 Right O/S Air Duct Guide Legroom Trim A2468310646

Mercedes-Benz A/B W176 W246 Passenger Footwell Air Duct - Right Side is an original ventilation system component responsible for precisely directing airflow to the footwell area. Thanks to its factory fit for A-Class and B-Class models, it ensures stable mounting, correct airflow geometry, and consistency with other air tunnel elements. This is a practical solution for users looking to restore proper ventilation function after damage or removal of the original duct.

Specifications and technical data

• SKU: A2468310646
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2468310646
• Substitutable numbers: A2468310646, A 246 831 06 46, EM
• Location on the vehicle: Right
• Category: Air Filters

Purpose and Function of the Component

The air duct described is intended for installation on the right side of the interior, in the passenger footwell area. Its purpose is to channel air from the main ventilation system to the area under the dashboard, ensuring even airflow consistent with the manufacturer's design. A correctly installed component minimizes flow losses, reduces unwanted noise, and helps maintain stable thermal conditions in the cabin.

Compatibility with the Ventilation System

The duct has been specifically designed for the interior structure of Mercedes A-Class W176 and B-Class W246 models, meaning it fits factory mounting points and the air tunnel shape. The correct duct geometry supports:

• directing airflow to the passenger footwell area,
• cooperation with factory air vents and distributors,
• maintaining the seal of connections within the ventilation system.

This allows for the restoration of original ventilation system performance parameters after replacing the component, without the need for additional modifications.

Construction and Installation

As a part within the Air Filters category in the cataloging system, this air duct works with the vehicle's existing air filtration system, channeling already filtered air to the appropriate cabin zone. The duct's construction is adapted to the limited space under the dashboard, facilitating installation and minimizing the risk of collision with other components.

The item is used, which means it comes from a dismantled vehicle and may show signs of wear, but it retains the functionality required for continued operation in the ventilation system. With proper installation, a stable connection can be achieved with other sections of the air ducts, without the need for non-factory adapters.

Application in Service and Repairs

This passenger footwell air duct is particularly useful in situations where the original component has been mechanically damaged during service work, accessory installation, or an accident. Replacing it with an original component allows for:

• restoring full ventilation functionality in the footwell area,
• avoiding makeshift repairs with tape or ill-fitting aftermarket parts,
• maintaining interior structural integrity according to the Mercedes-Benz design.

For workshops specializing in the Mercedes brand, this is a practical part that enables repairs to be carried out according to factory technology, without interfering with other ventilation system components.

Related Products and Additional Information

If you are also planning to replace other components responsible for airflow and air purification in vehicles of this brand during ventilation system service, check the available parts in the Mercedes Air Filters category.

For users interested in a broader context of modernization and selection of used automotive components, including their impact on driving comfort and vehicle performance characteristics, an article describing the practical aspects of installing a sports exhaust system in premium segment cars may be helpful – you can find it here: Used Mini John Cooper Works Pro Sport Exhaust – A Legal Way to Get a Race-Car Sound and +7 HP.