

Season 8 • Episode 26
LatestWe all know there's invisible voodoo that can make or rob power in an exhaust system. The guys explore the merits of stepped headers, whose primaries step up in diameter, and merge collectors, which create an intentional restriction in the collector, against good old-fashioned, no-frills headers. Do the frequency-tuning claims of the steps and the velocity-enhancing merges make a difference to your motor? Absolutely!
Practical Effects
Real engines actually dying spectacular deaths — zero CGI nonsense.
Acting
Freiburger and Dulcich's bickering is better scripted than most dramas.
Trivia, insights & behind the scenes
The show helped revive interest in traditional hot-rodding during the EV transition era, becoming a weird preservation society for combustion culture.
Many 'junkyard' engines are actually seeded by sponsors — that 'lucky find' 427 was often strategically placed the night before.