It might be interesting to mix cobalt flatwound E string with steel flats for other strings. That would brighten the E only, and you'd still have the same tactile experience.
Blimey - a Fender I actually like the looks of! Sadly, I don't need it and there are too many other things already on the GAS list...
Good luck with your sale!
You'd probably be better oiff putting this in the Accessories and Other Musical Items forum. If you ask one of the mods nicely they will do it for you, I should think