Possibly influenced by the success of BMW’s twin-turbo diesel engines, Audi has released its most potent V6 TDI ever. It will first be seen in the A6 and A7 mod ...

The diesel in the BMW is a 3.0-liter turbo inline six-cylinder that compares closely to the Audi's 3.0-liter V6. In horsepower, the Audi's 240 are outdone by the BMW's 255.

Later on, Audi will introduce gasoline engines as well, including the 45 TFSI 2.0-liter turbo-four rated at 245 PS (242 hp).

Truths about the new Audi 5000S Turbo Diesel are a lot like children: they're everywhere you turn, but they're mostly underfoot. Feel free to take this literally.

The powerplant will debut on the A6 sedan, where, together with an automatic eight-speed tiptronic transmission and Audi’s quattro all-wheel drive system, it manages to push the car past the 62 ...

If you hear "50 TDI" it means your new Audi has a 3.0-liter single-turbo V6 with 286 horsepower. That's what's on the A6, as well as the new Q8 SUV.

The second-generation Audi 100 was called the Audi 5000 for the North American market, and a version with a sophisticated turbocharged diesel straight-5 engine went on sale here for the 1983 model ...

Audi said no U.S. customers are affected. The A6 sedan starts at 58,050 euros ($68,900) in Germany, while the A7 costs from 66,300 euros.