The 2003 Audi TT has 20 valves.
The 2003 Audi A4 has 20 valves.
The 2003 Audi A8 has 40 valves.
The 2003 Audi A8 has a V8 engine.
The 2003 Audi A6 has 30 valves.
The 2003 Audi S6 has a V8 engine.
The 2003 Audi S6 has 40 valves.
The 2003 Audi A6 has a V6 engine.
The 2003 Audi S8 has 40 valves.
The 2003 Audi S8 has a V8 engine.
Bulb is burned out.
The 2003 Audi TT has an inline 4 engine.