you dont take the chrome off the grill as such , remove grill in one piece then the chrome surround can be removed by carefully easing the locking tabs fron behind ,then rub the chrome surround down using 600 wet and dry sand paper then spray using etch primer leave to dry then flat off using 1000 wet and dry then spray using satin black paint ,leave to dry and reassemble ,and refit to car ,cheap and easy make over .