Depending on the year of release of the attachment can vary.
-open the hood.
-under the hood take out the six rivets that attach the grille and the upper bumper section.
-wrenched the wheel to the side.
-wheel arches free lockers (take out four of the pistons in the wheel arches and two from the bottom).
-move the wing flaps to the side and Unscrew the screws and nuts (spun upwards) holding the corners to the wings.
-take out the caps that secure the engine guard.
-with the assistant pulls the bumper (don't want to break the wires).
-remove the electrical connectors (if available).
-open the trunk lid.
-in the opening of the trunk, Unscrew the four screws.
-take out the caps on the perimeter of the bottom.
-wheel arches take out the rivets and removed the fender liner.
-the fender liner, Unscrew the screws that attach the angles to the wings.
-with the assistant pulls the bumper back.
-(if you have one) remove the connectors of electrical equipment.