rear valence which I bought from a local dealer came pre-painted and was put on my car an hour after purchase, but like I said I could be wrong.
C-one scoop example is not applicable in my opinion since you have an exact copy made from a mold of a C-one scoop. The WW kit is based on the TRD
kit, not copied from it. There are many copies of TRD
kit being sold, which would be difficult to tell apart from the real thing unless inspected closely. The only way to tell then (once painted) is a thin rubber moulding that is placed along the edges where the kit touches the body. This is available with genuine TRD