This is the Greatest(!) Exhaust Video in the History of mankind, but you’ll only WATCH IT TO HEAR...

9 Months before: Why this V12 sounds better than a $5,000,000 Pagani - From minutes in to is Material from David Vizards POWERTEC 10 video series. This is from episode 18 out of well over 100 published. Watch the full “99% of headers are wrong!“ video: To check out the rest make sure to checkout Engine Guru David Vizards Channel: @DavidVizard And checkout Engine Simulator at: @angethegreat For header requests please contact: - They build not just headers, they build art! The book featured in this video is called: “Four-Stroke Performance Tuning“ by A. Graham Bell - everyone interested in engines should have read it, as well as his other book: “Forced Induction Performance Tuning“ Make a quantum leap for this channel: or just tell your friends about it ^_^