Think a diesel can't sound manly enough, or are you convinced that all diesels clatter endlessly? Take a listen to the Audi R8 V12 TDI and dispell those notions all together.
The Audi R8 V12 TDI, will be a rare beast, and something most of us will never get a change to ever listen to in real life.
So take the opportunity to listen to the engine start from inside and outside the car, acceleration and even a drive by.