Our billet oil filler cap for the Mk8.5 Fiesta ST, Puma ST 1.0 and Mk4.5 Focus ST elevates your engine bay's aesthetics thanks to the intricate design features and flawless finish.

The polished, black anodised T-6061 billet looks stunning in any engine bay, with the knurled edges not only looking great, but also adding extra grip for when you need to remove your cap to top up your oil.