Here's some pics of other Mustangs that I've owned over the years. All foxbody's. I still own the red vert, as I bought it new and can't sell it. It shares the garage with my S550.
You don't need to use a dremel to open up the grill. If you remove the bumper and grill from the car, its actually easier and cleaner to grind/sand off the solid backside of the grill to open up all the honeycombs. Your basically removing the solid back surface of the grill leaving only the...
My car is supercharged so no the G2s don't handle that much power well. I also have an extra pair of matching 11 inch rear wheels with Nitto 555r2 drag radials. I run those when I'm feeling frisky or at the track.