Yeah pretty sure you'd need a new grill if you wanted to go back to 'stock' grill, they're around 80 USD from what I've seen, also if you were unaware there is 'notch fillers' available as well
Couldn't find one for mk7 easily but they exist, here is oje from mk6 https://www.amazon.com/Notch-Filler-Badgeless-Front-Emblem/dp/B019295E7S