K&N Drop-In Air Filter Honda Civic Si 2017-2020 | 33-5044 10 1 1 Valve Features

Valve Features

Enhanced intake sound

Direct OEM‑style replacement fitment for compatible vehicles

Part #: NS211

K&N Drop-In Air Filter Honda Civic Si 2017-2020 | 33-5044 10 1 1 Valve FeaturesProduct Fitment: 2017 2020 Honda Civic Si The K&N 33 5044 replacement drop in air filter delivers superior airflow and engine protection for Honda Civic 1. 5L turbocharged engines. This washable, reusable performance air filter increases horsepower while providing excellent filtration, making it the perfect upgrade for Civic enthusiasts seeking improved throttle response and engine efficiency. Key Features & Benefits High Flow Cotton Media Allows up