fawk, your right they go on the bumper...3 screws on the inside going towards the front of the car(when the bumper is on)
i decided to cut of the shiits but it got to hard so i took off the bumper, well when i first started i cut off on of the things the screw goes into..so i only gonna have 2 screws on one side..but w/e ill figure something out. i wont be doing that to the other side..lol.
the hole look like this
o..................o <----cut off
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o