Audi A4 B6 2.5 Tdi V6 2004 Automatic Gearbox GEC. The item "Audi A4 B6 2.5 Tdi V6 2004 Automatic Gearbox GEC" is in sale since Tuesday, December 4, 2018. This item is in the category "Vehicle Parts & Accessories\Car Parts\Transmission & Drivetrain\Gearboxes & Gearbox Parts". The seller is "debeselis98-6" and is located in Livingston. This item can be shipped to European Union member countries.