jet fighter exhaust

[chiddles]

hi people i saw a a5 2.7tdi on the m6 in brum the other week and as it accelerated it sounded like a jet fighter proper loud thrust sound, please tell me what it was because i need that on my a3

ryan

[danjwilson]

A broken exhaust by the sound of it!!!

[La modz]

its known as a screemer only possible on tdi zhorst theres two ways of doing this 1 remove back boxes and add baffeled tail pipes
2 cut a slot in exhaust to create a duct to diffuse the zhorst gases like on a musical flute.