Ford Fiesta ST ECU Tuning by VR Tuned VRTuned.com November 7, 2017 Product Info, Tuning Tech The Ford Fiesta ST is one of the most epic hot hatches to ever come around. The tiny KP39 turbocharger provides insane amounts of torque, especially for a 1.6L engine. The torque combined with the brake-based torque vectoring system and suspension tuned specifically for autocross and canyon runs makes the Fiesta ST perfect for enthusiasts ...
