JET ecu's are crap, and notorious for having problems. And with an obd1 ecu, you can have many different chips burned so you can find out what works best for your setup, and stick with that. The chips can also be customized for rev limit, and fuel and timing curves.
__________________
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
Team B.O.B.® - Ballaz on a Budget