In order to find an used Audi A3 you should start by going to a local dealership. They may have used cars, but even if they don't, they will know where you could go to find one.
The best place one can purchase an Audi A3 TDI car is directly from an Audi dealership. They will have the best selection available. If you are looking for a used Audi A3 TDI, websites such as Auto Trader will have further options.
The 2009 Audi A3 has 16 valves.
The 2007 Audi A3 has 16 valves.
The 2008 Audi A3 has 16 valves.
The 2006 Audi A3 has 16 valves.
The 2010 Audi A3 has 16 valves.
The 2013 Audi A3 has 16 valves.
The 2012 Audi A3 has 16 valves.
The 2011 Audi A3 has 16 valves.
At a car shop.
The 2010 Audi A3 is a gas-powered vehicle.
The 2007 Audi A3 is a gas-powered vehicle.