How often should I clean my K&N air filter?

K&N recommends cleaning your filter every 50,000 miles under normal driving conditions. If you drive in dusty or off-road conditions, you may need to clean it more often. Use a K&N filter cleaning kit to properly clean and re-oil the filter.

Does this filter require oiling?

Yes, this K&N air filter uses an oiled cotton gauze design to trap contaminants. You'll need to re-oil the filter after cleaning to maintain its filtration efficiency. Use a K&N filter cleaning kit, which includes the proper cleaning solution and oil.

Is this filter street legal?

Yes, this K&N air filter is street legal in all 50 states. Because it's a direct replacement for your factory filter, it does not require any modifications or special permits.

K&N 19-20 Audi A6 L4-2.0L DSL Replacement Drop In Air Filter

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K&N Engineering

K&N 19-20 Audi A6 L4-2.0L DSL Replacement Drop In Air Filter

Name: K&N 19-20 Audi A6 L4-2.0L DSL Replacement Drop In Air Filter
Brand: K&N Engineering
Price: 68.99 USD
Availability: InStock

$68.99

Washable and reusable air filter. Drop it in for improved airflow and engine protection.

Key Features

Washable — clean and re-oil instead of replacing.
Reusable — lasts the life of your vehicle.
Direct drop-in replacement — installs in the factory air box.
Oiled cotton media — traps contaminants while improving airflow.
Designed to increase horsepower — get more performance.
Backed by K&N's No-Hassle Lifetime Limited Warranty.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Fits these vehicles

Audi A6 Quattro 2019-2025
Audi A7 Sportback 2021-2022

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Product Details

K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty.

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!