Will this mount to factory grille attachment points, or do I need to drill?

This bracket is designed to use existing factory mounting locations — no drilling. Test-fit before final tightening to confirm alignment with your plate and grille opening.

Does this come with all the hardware I need to install it?

The bracket assembly ships as a single unit. You'll need to verify bolt sizes against your vehicle's fastening points and source any additional hardware if your attachment points use a different gauge than the bracket provides.

Can I remove this later if I move to a state that doesn't require a front plate?

Yes — since it bolts to factory points with no modifications to the vehicle, you can unbolt and remove it anytime without damage or residual marks.