If you've got a Honda Civic from 2016 through 2021 and need to replace your air filter box housing, this ApplianPar part is exactly what you're looking for. This is the complete upper and lower air filter box assembly that houses your engine air filter. Over time, these plastic housings can crack or break, especially around the clips and connections, which can let unfiltered air into your engine - not good! This replacement part is designed to fit perfectly as a direct OEM replacement. Installation is straightforward if you're handy, or any mechanic can swap it out quickly. It comes as a complete unit, ready to install. Keeping your air filtration system sealed properly is crucial for your engine's performance and longevity. If you're noticing issues with your current air box or it's damaged, this affordable replacement will get your Civic breathing properly again. It's a simple but important maintenance part that can save you from bigger engine problems down the road.