Mk2 Ford Focus ST225 Engine Tuning (Complete Guide)
TuneAutos
FEBRUARY 7, 2023
The Mk2 Ford Focus ST (2005-2010) comes as standard with 225hp. Some tuning companies and manufacturers recommend installing a couple of extra mods for provide a better result, including the following mods. Stage 3 (340hp+) Stage 3 is also sometimes referred to as a stage 4 tune depending on the tuning company and manufacturer.
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