The Spectre high-performance replacement panel air filter for the 2011 Honda Civic 1.8L L4 is a direct-swap upgrade that increases airflow and can improve throttle response versus ordinary paper filters. Built with pre-dyed synthetic media, urethane sealing and steel mesh reinforcement, this factory pre-oiled HPR filter is ready to install and is designed to allow more air into the engine while protecting the intake system.
Spectre 2011 Honda Civic 1.8L L4 F/I Replacement Panel Air Filter