Audi's gonna do it ... The street version of the V12 TDI will be the most powerful passenger car diesel in the world, with -- get this -- 500 horsepower and a staggering 720 lb ft of torque ...

In some cases, however, money’s no object and fuel economy is not high on the list of priorities. Both Ferrari and ...

var digg_url = 'https://digg.com/autos/500hp_23_mpg_Audi_R8_V12_TDI_concept_leaked_before_Detroit'; Audi's having a spot of trouble keeping a lid on things ahead of ...

Audi fans will love the exterior design ... “Silent”, which it nails with ease - and the important thing to remember here is that even its V12 cars were always incredibly quiet, unless you really ...

Audi has done many crazy things in the past, but putting a twin-turbocharged V12 diesel engine in the Audi R8 might take the cake.

However, in the late 2000s, Audi toyed with the idea of putting a twin-turbo V12 engine in the Audi R8. The proof of concept was a model called the Audi R8 TDI Le Mans, and it envisioned a crazy ...