Jun18 Comments Off on Finally got our ST back on the Dyno: GTX2867 Content Finally got our ST back on the Dyno: GTX2867 Content Posted by [email protected] Car: 2013 Focus ST Mods: LTR7IX-11 Plugs, Proto Catless Turboback Exhaust, Proto Intake, Proto FMIC, TurboXS RFL Blow off valve, GTX2867R Boost Pressure: 18.5 psi max AFR Target: 11.8 AFR Clutch let got as soon as i tried to turn up the boost a bit.