Reliability
Spark plugs
Restores lost power
Easy$40–$6030–45 min
Home › Ford Focus ST
Ford Focus ST mods
A turbo car, so a tune is the big first step. Most owners do plugs, a tune and an intake, then an intercooler and a stiffer rear motor mount to stop wheel hop.
Your Focus ST
Pick your year to see what fits.
Every US Focus ST (2013–2018) is a hatchback with a 6-speed manual and the same 2.0L EcoBoost engine, so the same parts fit every year.
Engine 2.0L EcoBoost turbo 4-cylinder
Stock ~252 hp
Weight ~3,200 lb
2013–2018
+20–35whp est.
Easy$600–$70045–60 min
Power
Cold air intake
+5–12whp est.
Easy$300–$3501 hr
+5–15whp est. · Best with a tune
Hard$1,000–$1,2003–4 hrs
Handling
Rear motor mount
Less wheel hop
Medium$190–$2001–1.5 hrs
Sound
Cat-back exhaust
+3–8whp est.
Medium$680–$7601.5–2 hrs
Handling
Coilovers
Handling + stance
Hard$1,090–$1,2003–5 hrs
Brakes
Brake pads + fluid
Less dust + fade
Medium$300–$3302–3 hrs
Want to add your own mod?Send a part link, we'll write the guide
HP numbers are wheel-horsepower estimates.