Depending on the year of release of the attachment can vary.
Front bumper
-open the hood.
-under the hood, Unscrew the screws, release latches upwards and remove the grille.
-behind the grille, Unscrew the screws.
-Unscrew the screw (is twisted from bottom to top) to the middle bottom.
-wrenched the wheel left or right, depending on which side of the bed will disassemble.
-in the wheel wells, Unscrew the screws and peel the fender liner.
-for wheel arch liners Unscrew two screws on each side that attach the angles to the wings.
-with the assistant release the latch and pulls the bumper itself.
-remove the connectors from the equipment (if any).
Rear bumper