The 2009 Audi S4 has a V8 engine.
The 2009 Audi S4 has 40 valves.
The 2009 Audi S4 has a 6-speed manual.
The 2009 Audi S4 is a gas-powered vehicle.
The curb weight of the 2009 Audi S4 is 4211 lbs..
The 2009 Audi S4 has double overhead cam (DOHC).
The height of the 2009 Audi S4 is 4 ft. 6.8 in. (54.8 in.).
The 2009 Audi S4 has a drag coefficient of 0.31 Cd.
The 2009 Audi S4 runs on premium unleaded (recommended).
The 2009 Audi S4's turning circle is 37.7 ft..
The 2009 Audi S4 has 32.4 in. of rear leg room.
The 2009 Audi S4 has 36.3 in. of rear head room.