The Audi R8's V10 is a unique and awesome-sounding engine in any form, but fitted with this awesome titanium valvetronic exhaust system from ARMYTRIX, it becomes a screaming killer machine. Shmee120 offers us a closer glimpse - and earful - at this outstanding tri-mode wireless valve control system, which also significantly reduces the car's weight. With startup, revving and on-board sound-bites, this is one of those moments when you really want to turn your speakers up.

Check out the mouthwatering sound of this very special Audi R8 GT Coupe: