1400HP Audi S4 B5 3.0 V6 Biturbo TTD 306Km/h Brutal Accelerations! Drag & Track by turboandstance - August 12, 2019August 12, 2019 This time we have an extremely fast Audi S4 B5 3.0 V6 Bi-Turbo in action on the 1/2 mile race event in Germany. Vmax was an astonishing 304,56 km/h! Thanks to the 3.0L RS4 engine equipped with a Garrett GT3086 turbocharger! The guys at TTD has tuned this car to an astonishing 1442HP, that’s what I call ‘a real sleeper’! Leave a comment