This K&N Catch Can Oil Separator is perfect for Dodge Challenger 6.4L V8 (Gas) owners from 2011 - 2021 who want to protect their engine. It's great for daily drivers and car enthusiasts alike. During normal vehicle operation, it captures oil from blowby. It installs easily in about 30 minutes using basic tools and has a high - capacity reservoir. You can quickly check and empty it without any tools. And don't worry about long - term use, as it comes with a No - Hassle Lifetime Limited Warranty.