Audi is celebrating 25 years of the TDI diesel engine, which has given the Ingolstadt-based automaker success both on the road and on the track. Audi has sold approximately 7.5 million cars equipped ...

U.S. customers haven't had quite the range of diesel vehicles their European counterparts enjoy, but it's still hard to believe that one of the biggest badges in diesel technology--TDI--is now a ...

Diesel engines have long gotten a bad rap in the U.S., but that's a tired story. We all know it, some of us even believe it, but so far not much of the U.S. populace has been exposed to a proper ...

Audi is not killing off its range of big diesel engines, but developing new and improved versions of them. According to a report quoting company insiders, the German company will unveil the next ...

Audi today announced a whole roster of highly efficient diesel powered cars will be launched this year under the "ultra" name. These will be available across a variety of body types from the A4, A5 ...

September 15, 2006 Audi is set to debut the first twelve-cylinder diesel engine in a series passenger car. A six-litre V12 will be available in the Audi Q7 that is reminiscent of the engine featured ...

With recent news that Audi has axed its development plans for the R8 e-tron electric supercar, it appears as though the German automaker has a different powertrain solution in mind: a diesel engine.

Audi has announced a fix to correct the software in some 85,000 vehicles, some of which were initially named in a Notice of Violation (NOV) issued by the EPA at the beginning of the month, Automotive ...

Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...

In a statement today, Audi admitted to using emissions control devices on 3.0-liter TDI engines that "were not sufficiently described and declared in the application for U.S. type approval." The ...

- AUDI AG is once again one step ahead of the opposition: The inventor of 'TDI' will become the world's first automobile manufacturer to fight for overall victory with a diesel engine at the famous 24 ...

Audi is no doubt thrilled that it’s new A3 TDI model was just awarded the honor of Green Car of the Year today at the LA Auto Show. It sounds perhaps more prestigious than it really is, however, as ...