Apparently, everyone thinks the new version of Ford's CCV Box is the best replacement yet. We had our doubts, so we cut into one to find out what is actually inside and how it compares to all the other versions Ford has produced since 2011.
https://www.spemotorsport.com/products/spe-motorsport-recirculating-ccv-kit-fits-11-6-7l-powerstroke?_pos=3&_sid=cb6c7e5ca&_ss=r