Yes 5x112mm
Only if they are from an Audi TT which have the 5x100 bolt pattern ( same as your car ) Other Audi wheels will not fit, as they are usually 5x112 bolt pattern.
5x112 30mm offset
no
5x112.5 same as Audi
The 2004 Audi S4 has 40 valves.
The 2004 Audi TT has 20 valves.
The 2004 Audi A6 has a V6 engine.
The 2004 Audi A8 has 40 valves.
The 2004 Audi A6 has 30 valves.
The 2004 Audi A4 has 20 valves.
The 2004 Audi A8 has a V8 engine.
The 2004 Audi S4 has a V8 engine.