K&N's washable, reusable high-flow drop-in air filter for 2019–2020 Audi A6 L4-2.0L diesel replaces the factory element to improve airflow and filtration. Engineered with layered oiled cotton media, it aims to increase airflow while protecting the engine and is backed by K&N's No-Hassle Lifetime Limited Warranty. As a reusable filter, it also helps reduce disposable filter waste over the vehicle's life.
K&N 19-20 Audi A6 L4-2.0L DSL Replacement Drop In Air Filter