How a blow-off valve works: we take a look inside one

httpv://http://www.youtube.com/watch?v=bj4CYPZaINk We’ve all heard the distinctive sound of a blow-off valve, but what exactly does it do, how does it work, and how do you know which type to buy for your car? In this video we explore the basic principles of the induction system on a turbocharged or supercharged vehicle, how a Blow-Off-Valve works, […]