This K&N Catch Can Oil Separator is perfect for owners of 2018 - 2023 Ford Mustang GT 5.0L V8 gas engines who want to protect their engines. Whether you're a daily driver or a weekend racer, it's a great addition to your vehicle. It installs easily in your engine bay and helps keep your engine running smoothly. While specific size and weight aren't mentioned, it's engineered to fit your Mustang's engine area perfectly.