Considering a water heater upgrade? You can collect $2,000 in tax credits for this more efficient model ...

This is a $130,000, 4,600-pound five-seat station wagon with an immensely powerful twin-turbo V8, all-wheel drive, and an ...

The Audi RS6 has gone through four different iterations over the years, but it has always consistently delivered two things: gut-punchingly fast four-wheel-drive performance and estate car ...

For the new Audi RS6 Avant wagon, the lineup has been trimmed down to the Performance model. The V8 powering this trim has also been boosted to develop 621 horsepower and 627 lb-ft of torque ...

After a bump in power last year, the new Audi RS6 Avant carries over unchanged, with the exception of the new Avant GT model joining the lineup. It's a limited edition model with a re-tuned rear ...

Standard kit includes 21-inch wheels ... of price – even if it gives up over 100bhp to the Audi. Our most recent comparison between the RS6 and Panamera (and the E63 S) used a Turbo S E ...

The Audi RS6 has gone through four different iterations over the years, but it has always consistently delivered two things: gut-punchingly fast four-wheel-drive performance and estate car ...