The 2007 Audi A6 has a 3.1 L base engine size.
The 2007 Audi Q7 has a 3.6 L base engine size.
The 2007 Audi S6 has a 5.2 L base engine size.
The 2007 Audi S4 has a 4.2 L base engine size.
The 2007 Audi A8 has a 4.2 L base engine size.
The 2007 Audi S8 has a 5.2 L base engine size.
The 2007 Audi A3 has a 2.0 L base engine size.
The 2007 Audi A6 has a V6 engine.
The 2007 Audi A8 has a V8 engine.
The 2007 Audi S8 has a V10 engine.
The 2007 Audi Q7 has a V6 engine.
The 2007 Audi S6 has a V10 engine.