Not bad these are what I went with:
Black Fits 09 14 Ford F150 Styleside Lumileds LED Perform Tail Lights Lamp LH RH | eBay
Well after about 5-6 months I now have hyper flash on the driver's side with my Spec D tail lights. Just purchased a set of black Spyder LED tails on Amazon and we'll see how those go.
Resistor went bad?