Yes redoing my sending unit wires as well . didn't really noticed a difference in size till after I ordered it as well.
going to replace all the wires from the helm to the bilge there will be 2 rule pumps 1 shurflo live well pump and my 5.0gpm 73psi wash down 3 under water lights and the fuel separators and for now 2 gp29 batteries parraell for the house sys.