These mods aren’t in any specific order although we would say that a tune and intake are the two best places to start. Turbo upgrades require a lot of consideration and additional supporting mods so we’ll cover it later on in its own post. One thing we did intentionally leave off of the list is turbocharger upgrades. These 5 mods are the best starting point in our opinion for a Focus ST. While not extremely meaningful, it’s something to keep in mind if you are considering purchasing a Focus ST for performance purposes. With that being said, a Focus ST with second gen 2.0 EcoBoost with the same exact mods will probably produce somewhere around 15whp more than a 2012-2015 ST. While stock power levels didn’t increase because of the updates, they do make the 2nd gen engines capable of producing more power. The updates made to the engine were to improve low end torque and overall engine and turbo efficiency. Compression ratio increase from 9.3:1 to 10:1.Here are the updates made to the 2016+ 2.0L EcoBoost engines: The upgrades ultimately made the 2016+ Focus ST models more capable from a tuning and performance perspective. However, in 2016 Ford made numerous updates to the 2.0L EcoBoost engine.īefore we dig into the best Focus ST mods, it’s important to understand the differences between the 2012-2015 models and the 2016-2018 models. The only generation of Focus ST produced was the Focus MK3 (C436) models. The Ford Focus was discontinued in 2020, however, the Focus ST was left in the dust back in 2018. The Focus ST is capable of generating in excess of 300whp with the performance upgrades we are going to discuss in this guide. Fortunately, the turbocharged aspiration allows for some significant horsepower gains with just a few bolt-on mods. The 2.0 turbo engine in the Focus ST produces 252hp and 270lb-ft. As one of the smaller engines in the EcoBoost family, the 2.0 doesn’t always get the credit it deserves thanks to the 2.3L, 2.7L, and 3.5L versions which outsize and outpower the Focus ST’s engine. Ford fiesta oil type 2014.Produced from 2012 until 2018, the Ford Focus ST was equipped from the factory with the 2.0L I4 EcoBoost.

Focus st cobb stage 1 specs