As Audi's Quattro all-wheel-drive system celebrates its 40th anniversary, an RS 6 Avant has been decked out in tribute to one of Quattro's greatest motorsports moments. The Audi RS 6 GTO concept wears ...

The Audi 90 Quattro IMSA GTO is a legendary race car developed specifically for IMSA competition in the late 1980s.

Motorsport lovers know a little bit about America’s Trans-Am race series that inspired the pop culture legend of Burt Reynolds’ Smokey and the Bandit Pontiac Firebird. And perhaps they also remember ...

Audi has canceled plans to field a factory LMDh (Le Mans Daytona hybrid) team in the IMSA WeatherTech SportsCar Championship, choosing to focus solely on the FIA World Endurance Championship (WEC), ...

IMSA-inspired Audi GT50 concept honors five-cylinder history with race styling, Quattro heritage, and RS3-based performance.

Today's find over at Bring a Trailer (which, like Car and Driver, is part of Hearst Autos) is just such a friendly machine: a ...

Audi has just revealed this new, limited-run version of the RS6 Avant with twin spoilers, special wheels, and plenty of carbon fiber. Called the RS6 Avant GT, the limited edition wagon takes after the ...

The late ’80s and early ’90s were the glory days of racing. Cars were faster than they had ever been with minimal restrictions in place, and thanks to that we got to see some of the best racing series ...

Last year, Audi Sport teased an RS6 Avant even more radical than the existing Performance trim level. This is the result, an IMSA GTO tribute with manually adjustable suspension and a double-decker ...

American Audi fans hoping to root for a factory race program in IMSA’s fast-approaching LMDh category will be disappointed to hear the brand has canceled the program. Racer reports that Audi will not ...