WASHINGTON — The Audi A6 midsize luxury sedan offers a good-looking car with a large interior and either a turbo four-cylinder engine or a sweet supercharged V6. But would a 3.0 TDI clean diesel ...

EDITOR WES RAYNAL: I've been loving the Audi A6 for a while. The diesel makes it more appealing to me. Why? To my mind, it has all the diesel benefits like torque (check out that 428 lb-ft!) and fuel ...

View post: Is the 2025 Ford Maverick Lobo Worth $42,445? I Drove It and Found Out. Audi’s R10 TDI racer is proving itself a worthy successor to the legendary R8 and an outstanding poster cars for ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...

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 ...

We think of diesel motors as industrial powerplants—noisy roughnecks that puff black smoke and should be screened off from polite society. But what makes diesels so useful in heavy-duty trucks, ...

The six-cylinder turbodiesel in the 2014 Audi A6 TDI is the newest engine to power the A6, and it's putting up a clean fight. Its direct competitors are the diesel-powered BMW 535d xDrive and Mercedes ...

It’s interesting how the success of diesel internationally, hasn’t translated into success here in North America. We borrowed the BMW 535d and the Audi A6 TDI for a direct comparison, but also to find ...

We thought Audi was crazy for 2015 Audi A3 TDI First Drive" target="_blank">challenging us to drive 834 miles on a single tank of diesel in an A3 TDI last year. But ...

We've known all along that the new Audi A6 was going to get a 2-liter TDI. But both the output and the fact that the A7 Sportback also offers it is slightly surprising. Unless we're mistaken, this is ...

The Audi A6 TDI has set a Guinness World Record. As part of the “Record Road Trip,” journalist Andrew Frankel and professional driver Rebecca Jackson took an Audi A6 TDI across 14 different countries ...

It was a red Lamborghini Countach, parked with its scissor doors open to let the sunlight in, what most probably sparked Alex's love for cars. Even though he was less than three years old when he saw ...