Depending on the year of release of the attachment can vary.

Front bumper

-open the hood.

-under the hood take out the rivets and remove the plate.

-under the pickguard, Unscrew the six screws and take out the two clips that secure the grille and the top.

-wrenched the wheel to the side.

-in the wheel wells, Unscrew the screws and peel the fender liner (completely remove it and Unscrew all the screws is not necessary).

-move the wing flaps to the side and Unscrew the screw that meter on each side (spun upwards) holding the corners to the wings.

-Unscrew the screws around the perimeter of the bottom (spun up).

-we release the latch in the wings (pull the corners themselves) and under the headlights (pull forward).

-with the assistant pulls  the bumper (don't want to break the wires).

-remove the connectors from the fog lights.

Rear bumper

-take out the caps on the perimeter of the bottom.

-in the wheel wells, Unscrew the screws and take out the caps that secures the wheel arches and corners of the bumper.

-we release the latch in the wings (pull the corners themselves).

-release the clips under the rear lights.

-we release the latch in the opening of the trunk.

-with the assistant pulls the bumper back.

-(if you have one) remove the connectors of electrical equipment.