FiTech Dual Quad
If the Champions work for you and don't foul whenever a bird takes a **** two blocks down the road, I would leave 'm be.
But I have way more faith in NGK's or Accels.
You need to explain/show how the scoop sits and feeds the carbs on top of those aircleaners. I thought it was just a mockup photo and the scoop would actually enclose the airfilters.