What are you going to use for rear hubs and axles? Front suspension with the added weight? Rear suspension with the torsion of drive wheels? New subframe or reinforcements? Rear end mounting? There's not a whole lot of clearance for a rear end housing back there.
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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