Why not keep the OEM tires and purchase the cooper tires when new tires are actually required? Despite the 300 tread wear and temp/trac B rating they are ideal for your described use. In a few years (Weeks if you keep reading this forum) you may have different "wants" anyway...
I've painted many cars, and still don't understand how adhesion promoter works so well being so thick. Why can't they make some that goes on thin & even?