How'd you mount your front plate?

It’s called, a mount.

Most cars come with a mount.

Like this : http://www.jcwhitney.com/webapp/wcs/stores/servlet/Product?storeId=10101&Pr=p_Product.CATENTRY_ID%3A2001760&TID=231000000&TID=231000000&productId=2001760&catalogId=10101

And yes, they drill into it.