Accutech Sign shop here in Cincinnati. (513)385-4000 ask for Rick Pierce he can make and print just about anything. You may have to e-mail a CD logo to him for a template. Tell him J from next door reffered you and he might give you a better deal.
Here's a link. www.accutechsignshop.com
Or you can get it from www.suburbanaccents.com in Illinois.
I have all of mine made thru them. Any size you want.
And they have that decal in their computer already.
Proud Owner of too many sirens, lightbars, civil defense items, and diecast cars