Oil Catch Can Kit Oil Separator Reservoir Tank Compatible with 2011-2021 F150 5.0L 2011-2021 F150 5.0L with Roush/Whipple superchargers 2011-2021 F150 3.5L Ecoboost 2015-2021 F150 2.7L Ecoboost 2017-2021 Raptor 3.5L Ecoboost 2018-2021 Expedition 3.5L EcoBoost Upgrade Structure Baffles: The cool hot oil vapor and turn it into a liquid so it can be collected in the base Dipstick: To check fluid level no need open the can O-ring Gasket: Thread come with O-ring Gasket to prevent oil leakage Hose Clamp: On hose line and breather with clamps to stop it coming loose with vibration