If you don't have the access hatch, then here are links for the front bumper removal. I removed my front bumper to replace a foglight and I'm not much for DIY - fairly easy and took < 30 minutes.
link to DIY front bumper removal:
Link to TIS instructions for front bumper removal:
'07 650i vert, beige/jet black, sports & cold weather pkgs, comfort access, premium sound, sat radio, Miro M6 wheels (with non-RFT super sports), M6 spare tire, tint, windscreen, triple resonator delete, 5W bulbs, corner bulb delete and m-tec fogs
'11 Acura MDX Advance with Entertainment pkg for the family - no mod's