Audi’s 2.9-litre twin-turbo petrol V6 has seen ... The stamp also only applied to four-cylinder models — so not the RS4 we drove. It has lots of safety equipment, including eight airbags (dual frontal ...

Audi’s 2.9-litre twin-turbo petrol V6 has seen ... The stamp also only applied to four-cylinder models — so not the RS4 we drove. It has lots of safety equipment, including eight airbags (dual frontal ...

The RS4 Avant Edition 25 Years will come with increased power over the standard car with an extra 19 hp meaning that the 2.9-litre TFSI V6 biturbo will produce 463 hp and have a maximum torque ...