If you have a 2014-2016 Ford Fiesta ST, then it's party time! With its EcoBoost engine and plenty of tricked out specs, this thing is like a wolf in sheep's clothing, just waiting to strike. At Lethal Performance, you'll find everything you need to help your FiST pack a punch. Looking for a new exhaust or an upgraded ignition system? We've got you covered. But don't stop there. Step it up even further with a new turbo or nitrous system and all the necessary accessories. Don't let your Fiesta be a siesta — shop for Ford Fiesta ST performance parts now!