Kenwood DDX-514 label wires
90% of new and aftermarket harness' are the same, Red any Yellow are Constant 12v and ACC. 12v. Black is ground, Green is rear left speakers, Purple is the right rear. White is front left and Grey front right. Blue solid is Power Antenna, Blue with a white is an AMP Relay. (Which is another 12v ACC) You should have some sort of AV in/out lines for the rear screens, if that was an issue.
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