Depends on the dealer. When I bought my 2011 I told the dealer I didn't want their decal on the car at all or to have the front bumper drilled for a tag. These terms were non negotiable. Just tell them what you want and most will comply. If not go somewhere else.
2011 Mustang GT Premium, Brembo Package, 3.73, Manual, Black, C&L Racer Intake w/ Bama Perf tune