K&N’s drop-in high-flow air filter for Chevy HHR 2.4L (2006–2011) replaces the factory element with layered, oiled cotton media intended to improve airflow and protect the engine. The filter installs into the stock air box, is washable and reusable, and is covered by K&N’s lifetime limited warranty, offering long-term serviceability and reduced disposable filter waste.
K&N 06-10 Chevy HHR 2.4L-L4 Drop In Air Filter