Body shop will charge anywhere between $400 - $600 to paint the bumper..............................If you are mechanically inclined you can put the bumper on yourself as there are no instructions.
You won't find Space City around anymore, the only one that's a Space city badge was the fender badge, the deck lid badge is from someone else.
Here is an ebay link for badges that you probably will like...
There are other options out there.
https://www.ebay.com/itm/Fits-15-17-Ford-Mustang-Rear-Diffuser-4-Fins-HN-Style-PP-Unpainted-Black/303077303062?epid=26034900866&hash=item4690d0a316:g:PGoAAOSwBQ1dDD0D...
https://www.mustang6g.com/forums/threads/%E2%96%88-15-16-ford-mustang-gt350-style-front-bumper-conversion-lips-trunk-spoilers-%E2%96%88.52893/page-21#post-1996180
Its the IKON bumper with is the same thing
Your best bet to take the vehicle to the exhaust shop and have them do it while the valance is on the car.....it's a very tight fit up in there, so you want it done right.
.Now that moisture is on all the wiring and harnesses, what happens a year or so down the road when electrical issue arise. Who gets jammed for that bill?????