z10 bars are awesome, my roomate has them. They didn't hurt handling at all, in fact they helped. He was having major wheel hop/traction problems, and then installed the bars and the wheel hop was gone.
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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
Team B.O.B.® - Ballaz on a Budget