Motorcraft Spark Plug Set - SP-550 Focus ST/RS

The EcoBoost engine operates under extreme conditions including high cylinder pressures. The spark plugs are subject to rapid wear rates, even at

Motorcraft Iridium Plug Number CFS12YPCT Spark Plug SP550

Complete engine oil break-in kit for high-performance 2.0L/2.3L EcoBoost engines featuring an OEM Ford Motorcraft oil filter and Motul Mineral

Ford Focus ST/RS - 2.0L/2.3L EcoBoost - Motul Engine Oil Break-In Kit

Ford Focus RS Upgrades 2.3L EcoBoost – Mountune USA

Spark plugs!!!! Yes read this!!, Page 7

Ford Focus ST Upgrades 2.0L EcoBoost – Mountune USA

Motorcraft Platinum Spark Plug SP-550-X

Motorcraft Spark Plug Set - SP-532 Fiesta ST – Mountune USA

mountune High Flow Air Filter Focus ST/RS – Mountune USA

Motorcraft - Spark Plug (SP550) : Automotive

Powerflex Street Front Upper Right Engine Mount Insert - Focus ST

Motorcraft Platinum Spark Plug SP-550-X