The guys talk to Paul Wilson of Duramaxtuner.com and Calibrated Power Solutions about diesel tunes and invite Brett Oakes, the founder of truck club juggernaut Severed Ties, in studio to tell stories about the rise and fall of truck clubs and where clubs stand today. We also discuss the announcement of the Chevy ZR2 Bison and the 2019 Ram fuel economy numbers, while Nissan launches the “Calling All Titans” movement.