I've never heard of PROBOOST anything before. Got any info on it? It's probably one of the things that fools the ECU into thinking the AIT is reading a colder temperature than it is, and adding more fuel....which doesn't do anything. I'd take it out.
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2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
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