Depending on the year of release of the attachment can vary.
-open the hood.
-under the hood take out the rivets that secure the upper part.
-raise the headlights and Unscrew the screws.
-wrenched the wheel to the side.
-wheel arches free lockers (front part).
-move the wing flaps to the side and Unscrew the nuts and screws that secure the corners of the bumper to the wings.
-take out the rivets that attach the lower part.
-with the assistant pulls the bumper (look for wires).
-snap together the connectors of the equipment (if any).
-open the trunk lid.
-in the trunk and remove the rear side trim.
-the side casings (inside the wings) Unscrew the nuts that attach the sides of the bumper.
-Unscrew the screws and take out the caps from the bottoms.
-wheel arches Unscrew the screws that attach the fender liner.
-for wheel arch liners Unscrew the nuts that attach the corners of the bumper to the wings.
-with the assistant gently pulls the bumper (look for wires).
-snap together the connectors of electrical equipment.