The 3.2 model features: A 3.1L V6 engine, 255 horsepower (hp) @ 6500 revolutions per minute (RPM), and the torque rating is 243 @ 3250 RPM.
The 3.2 model with Tiptronic features: A 3.1L V6 engine, 255 hp @ 6500 RPM, and the torque rating is 243 @ 3250 RPM.
The 4.2 model with Tiptronic features: A 4.2L V8 engine, 350 hp @ 6800 RPM, and the torque rating is 325 @ 3500 RPM.
Fuel Economy
The fuel economy ratings for the 2008 Audi A6 are as follows:
3.2: City miles per gallon (MPG) - 21, Highway MPG - 29
3.2 with Tiptronic: City MPG - 19, Highway MPG - 27
4.2 with Tiptronic: City MPG - 18, Highway MPG - 25
Safety Features
According to the Insurance Institute for Highway Safety (IIHS), the A6 performed favorably earning a top rating of "Good" for both frontal and side-impact crash tests.
Every model of the 2008 Audi A6 comes equipped with several, standard safety features, including stability control, an antilock disc brake system, and front-seat side airbags, along with full-length head curtain airbags. Airbags for the rear seats of the Audi A6 are an optional choice.