The bumper is removed along with the metal amplifier.
-open the hood.
-disconnect the fog lamp connectors.
-under the hood we take out the four pistons (inserted from top to bottom) that secure the radiator grille.
-in the front part, release the clamps (you need to turn them ninety degrees with a flat screwdriver) and remove the radiator grille.
-in the opening between the bumper and the radiator, unscrew the four bolts (twisted from top to bottom) that secure the amplifier to the body.
-with an assistant, carefully pull the bumper forward.
-disconnect the connectors of the electrical equipment (if any).
-in the wheel arches, unscrew the screws that secure the sides of the rear bumper.
-from the bottom side, unscrew the four bolts that secure the metal bumper reinforcement to the body (you will need a socket with a knob).
-with an assistant, pull the bumper back.