Break it up into muscle groups, not just upper body/lower body.
Mine is like this:
Day 1: Legs
Day 2: Chest/Triceps
Rest
Day 3: Back/Traps/Shoulders
Rest
Day 4: Biceps/Triceps
__________________
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