2X Cup Type Core Plug | Freeze Engine Block Plugs For Ford Focus Frost Plug 25mm
Plug that prevents the engine block or cylinder head from cracking in case of freezing coolant. Also used to plug the casting holes from production. For Ford Focus 1. 0L EcoBoost 3 cylinder A/T & M/T FWD SE Hatchback & Sedan 2015 - 2018.