Busting RAM Bro Science | Fact Check

In the latest Fact Check video, Gale responds to Facebook comments about the Cummins 6.7L cylinder head. Some believe that upgrading the intake elbow is a waste of time and money because “the stock elbow outflows the head.” The problem with this “theory” is that those who claim that the stock elbow outflows the head are thinking in terms of CFM (volume), not air mass (density). Enter Gale Banks to set the record straight with facts, not hearsay. “I’m here to tell you that it’s their head that’s the limiting factor, not the Cummins!,” exclaims Gale in the opening scene.