Depending on the year of manufacture, the mounting locations may vary slightly.
Front bumper
-open the hood.
-under the hood, take out the six pistons and remove the radiator grille (held on by clips at the bottom). You can put your hand between the grille and the radiator and pull out the four pistons, then you won’t have to remove the grille.
-behind the radiator grille, take out the four pistons (inserted from top to bottom).
-from the bottom side, unscrew the screws that secure the lower part of the bumper, fender liners and engine compartment protection.
-turn the wheels to the side.
-in the wheel arches, unscrew two screws on each side and release the fender liners (front part).
-move the fender liners to the side and unscrew one screw on each side (twisted from bottom to top) that secure the corners of the bumper to the wings.
-release the latches in the wings (pull the corners toward you).
-release the latches under the headlights.
-with an assistant, carefully pull the bumper forward (make sure not to break the wires).
-disconnect the electrical connectors (if any).
Rear bumper
-open the trunk lid.
-in the trunk opening, unscrew the four screws that secure the side parts.
-in the wheel arches, unscrew the six screws, take out the four pistons and remove the mudguards.
-behind the mudguards, unscrew two screws on each side, release them from the latches in the wings and remove the side parts of the rear bumper.
-disconnect the electrical connectors.
-from the bottom, unscrew the six bolts and remove the middle part of the bumper.