Depending on the year of release of the attachment can vary.
Front bumper
-from the bottom Unscrew the screws that secure the shield (twisted up).
-depending on which side we will disassemble, wrenched the wheel.
-wheel arches, peel the fender liner.
-move the wing flaps to the side and Unscrew one screw on each side holding the bumper corners to the wings.
-release the fasteners in the wings.
-with the assistant pulls the bumper forward (don't want to break the wires).
-snap together the connectors of the equipment (if any).
Rear bumper
-in the wheel wells, Unscrew the screws and peel the fender liner.
-turn down the lockers to the side and Unscrew one screw on each side holding the bumper corners to the wings.
-Unscrew the screws that attach the lower part.
-open the trunk lid.
-in the trunk remove the plastic cover of the rear panel.
-the casing Unscrew the four screws that secure the amplifier bumper to the body.
-with the assistant pulls the bumper backwards (look for wires).
-snap together the connectors of the equipment (if any).