JUST REMOVE YOUR TAIL LIGHS AND GET SOME GLOSS BLK IN A RATTLE CAN AN LIGHTLY SPRAY INSIDE OF LENS AND LET DRY EOR 4 TO 6 HRS THEN SPRAY UNTIL RIGHT DARKNESS
There is a can of stuff you can probably find on ebay. Most body shops can accomplish this task. You may want to try and see if they make those gts covers for them. A lot of states will ticket you for this, especially if you go too dark.