8K0 819 161C Air Intake Duct for 2009 AUDI A4 – Rear
Primary OE reference: 8K0 819 161C
Cross-reference 1: 8K0 819 161C
Product type: Air Intake Duct
Applicable vehicle: 2009 AUDI A4
Installation position: Rear
Brand: AUDI
Model: A4
Vehicle year: 2009
Product form: Molded engine air duct
Product identification: Product code AD02027-009 combines the OE number, application and Rear orientation needed for warehouse identification.
Engineering purpose: Re-establishes the intended guide path without changing the vehicle’s standard air-filter or radiator function.
Fitment check: Use the complete OE code and Rear position to avoid selecting a mirrored or differently shaped variant.
Receiving and installation: Examine seams, lips and tab roots for transit damage, then follow the vehicle service sequence for installation.
Wholesale enquiry: Provide the full OE suffix, market, order scale and any private-label packing instructions.
Catalog context: SKU AD02027-009 represents the 8K0 819 161C airflow part for 2009 AUDI A4. Buyers should confirm the number, model year and installation zone before assuming compatibility with a similar-looking duct.
Selection note: Confirm whether the required part is upper, lower, inner, outer, left or right before approving AD02027-009. A similar base number does not guarantee interchangeability.
8K0 819 161C Air Intake Duct Overview
The 8K0 819 161C part shown for 2009 AUDI A4 carries internal identifier AD02027-009. Complete OE data and physical comparison are both useful because multiple ducts can share broad styling.
Airflow Function and Molded Design
By reconnecting the specified inlet and outlet zones, the part supports orderly airflow without forcing adjoining hoses or covers out of alignment.
OE, Vehicle and Position Matching
Confirm 8K0 819 161C through VIN or catalog data, then compare SKU AD02027-009 with the original part’s connection count, port angle, brackets and Rear orientation. Model name alone is not enough for final approval.
Product Specifications
| Product type | Air Intake Duct |
|---|---|
| Primary OE reference | 8K0 819 161C |
| Internal item code | AD02027-009 |
| Vehicle brand | AUDI |
| Model | A4 |
| Vehicle year | 2009 |
| Application | 2009 AUDI A4 |
| Installation position | Rear |
| Product form | Molded engine air duct |
| Cross-reference numbers | 8K0 819 161C |
Receiving and Installation Guidance
Remove loose debris from the installation area and inspect adjacent components for damage. A new duct cannot seal correctly against a cracked housing or missing clip.
Wholesale and Distributor Supply
Buyers may quote 8K0 819 161C together with annual demand, packing standard and logistics route. Product photos can be used for pre-shipment comparison.
Frequently Asked Questions
How can buyers confirm 8K0 819 161C fits the vehicle?
Check the vehicle’s production date, Rear installation corner and connection sizes. The complete 8K0 819 161C number separates this part from adjacent variants.
What is the purpose of 8K0 819 161C?
Its geometry maintains a defined passage so air reaches the next intake or cooling element with less unintended spill. The adjoining clamps, clips or panels are part of that overall pathway.
Does 8K0 819 161C fit every AUDI A4?
Use the complete part-number suffix when checking 8K0 819 161C. Vehicle production changes can affect the molded outline and attachment details.
What should be inspected before installing 8K0 819 161C?
Check every thin edge and clip location for transit damage. Clean the mating surfaces and replace hardened seals so the connection can close evenly.
What information is needed for a wholesale quote on 8K0 819 161C?
B2B enquiries for AD02027-009 should state quantity, destination port, vehicle configuration and required lead time. Sample approval may be arranged before regular supply.






